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<document id="E556D177D6084DFDDE8691D944E31744" ID-DOI="10.3897/zookeys.1234.141196" ID-ZooBank="260E4DE4-553D-43FF-BEEA-68356C23F13F" ID-publisher-id="141196" URI-arpha="B6628D25-DB7A-55CE-ADA1-3E16BDFB3D51" URI-zoobank="http://zoobank.org/260E4DE4-553D-43FF-BEEA-68356C23F13F" XM.bibliography_approvedBy="admin" XM.materialsCitations_approvedBy="admin" XM.taxonomicNames_approvedBy="admin" XM.treatmentCitations_approvedBy="admin" article-type="research-article" checkinTime="1744212408951" checkinUser="pensoft" docAuthor="Hrivniak, Ľuboš, Sroka, Pavel, Godunko, Roman J., Martynov, Alexander V., Palatov, Dmitry M. &amp; Bojková, Jindřiška" docDate="2025" docId="8339538B878F522FB270B9D2A9E0B11F" docLanguage="en" docName="ZooKeys 1234: 89-125" docOrigin="ZooKeys 1234" docSource="https://zookeys.pensoft.net/article/141196/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Epeorus psi" docType="treatment" docVersion="3" dtd-version="3.0" lastPageNumber="125" masterDocId="B6628D25DB7A55CEADA13E16BDFB3D51" masterDocTitle="Discovering diversity of Central Asian and Himalayan Epeorus (Caucasiron) mayflies (Ephemeroptera, Heptageniidae) using DNA barcoding and morphology" masterLastPageNumber="125" masterPageNumber="89" pageNumber="89" updateTime="1744237461744" updateUser="admin">
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<mods:title id="1149EB94F70AA0E791B9488580CFBFD6">Discovering diversity of Central Asian and Himalayan Epeorus (Caucasiron) mayflies (Ephemeroptera, Heptageniidae) using DNA barcoding and morphology</mods:title>
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<mods:namePart id="B524A6DF90B98223AA23A32F94BDC038">Hrivniak, Ľuboš</mods:namePart>
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<mods:namePart id="02FBCE5F0E5FCFE615743B39B5DC5BEE">Sroka, Pavel</mods:namePart>
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<mods:affiliation id="386521297C44CE44A64A312A8F19A53D">Biology Centre of the Czech Academy of Sciences, Institute of Entomology, Branišovská 31, 370 05 České Budějovice, Czech Republic</mods:affiliation>
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<mods:namePart id="0CDF1E1656027E06F7E7BDB548E45FC5">Godunko, Roman J.</mods:namePart>
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<mods:affiliation id="39555AEFEC33DD541069D6FE45B50EAD">Biology Centre of the Czech Academy of Sciences, Institute of Entomology, Branišovská 31, 370 05 České Budějovice, Czech Republic &amp; Department of Invertebrate Zoology and Hydrobiology, Faculty of Biology and Environmental Protection, University of Lodz, Banacha 12 / 16, 90237 Łódź, Poland</mods:affiliation>
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<mods:namePart id="9EA6A965459EC4622D196A0A08A0267F">Martynov, Alexander V.</mods:namePart>
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<mods:affiliation id="75375224DA2AA205109516D20FB7F894">National Museum of Natural History, National Academy of Sciences of Ukraine, Bohdan Khmelnytsky str., 15, 01030, Kyiv, Ukraine</mods:affiliation>
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<mods:namePart id="715E985A59ABAB180489C21F706C7470">Palatov, Dmitry M.</mods:namePart>
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<mods:namePart id="482BC70839499852422509F3B7B6BC02">Bojková, Jindřiška</mods:namePart>
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<mods:affiliation id="739FF6714668499C4D274854339E23C8">Department of Botany and Zoology, Faculty of Science, Masaryk University, Kotlářská 2, 61137 Brno, Czech Republic</mods:affiliation>
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<mods:date id="C4061970B086D494825DB3E3F59047E0">2025</mods:date>
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<mods:number id="3127D46B3CC44BC9018DDF88EA50858B">1234</mods:number>
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<treatment id="8339538B878F522FB270B9D2A9E0B11F" ID-arpha="8339538B-878F-522F-B270-B9D2A9E0B11F" LSID="urn:lsid:plazi:treatment:8339538B878F522FB270B9D2A9E0B11F" httpUri="http://treatment.plazi.org/id/8339538B878F522FB270B9D2A9E0B11F" scope_family="Heptageniidae" scope_order="Ephemeroptera">
<subSubSection id="B6868C9A711E70BFDF1D469B55C6E265" type="nomenclature">
<paragraph id="0CE3D4E228AFBCDB09EACC021686A5C8">
<taxonomicName id="774647BF9D2E48414F9133B480B82F30" ID-CoL="6FNXJ" authority="(Eaton, 1885)" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi">
<emphasis id="D68272F2262A7F108BDD617916BA1F95" italics="true">Epeorus</emphasis>
(
<emphasis id="86520A2EB38952069647DD7861709410" italics="true">Caucasiron?</emphasis>
)
<emphasis id="F3DDCAED529B14CE8F55C5CA8897F415" italics="true">psi</emphasis>
(Eaton, 1885)
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="51C28202741DBBAFBDFD351429F1FA4B" type="description">
<paragraph id="CE0B02BB4F9E7F3A264873476792E0D0">
<figureCitation id="4FA112556C15ABBFC8EB4980A1040C48" captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Epeorus (Caucasiron?) psi, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view E head of female in dorsal view F legs in dorsal view (arrows point to elongated and pointed dorso-apical projections) G coloration of abdominal terga H coloration of abdominal sterna II VI I distal part of abdomen in ventral view." figureDoi="10.3897/zookeys.1234.141196.figure17" httpUri="https://binary.pensoft.net/fig/1303979">Figs 17</figureCitation>
,
<figureCitation id="68B4000FEBB0C7D641596D3AEE456FAC" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="03AE3ED6813F5B66270CA632F77209B0" type="reference_group">
<paragraph id="E343DBE0EABCDEC0D488FBBC322FE8FE">
<treatmentCitationGroup id="81BF36C3A81435B41DF35BD688C0F301">
<taxonomicName id="F38F24F7056BE38B42170966C88E3BB6" authority="? (Eaton, 1885)" authorityName="? (Eaton" authorityYear="1885" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Iron" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi">
<emphasis id="4CA29A6B03965FC9AB833947B1342A38" italics="true">Iron psi</emphasis>
<comment id="413A77593AB2A6F3592408DCA7ED4DD5">
? (
<emphasis id="7F50FEA495685D3200547225D0A9EF7C" italics="true">Eaton</emphasis>
, 1885):
<treatmentCitation id="9D93E42D19316F780FC32CA877203493" author="Braasch D" page="58" year="">
<bibRefCitation id="730609D1A1189EA54673DB3CF172F4CE" author="Braasch D" journalOrPublisher="Reichenbachia" pagination="55-65" refId="B5" refString="Braasch D (1980 b) Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae). Reichenbachia 18: 5565." title="Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae)." volume="18">Braasch 1980 b</bibRefCitation>
: 58
</treatmentCitation>
.
</comment>
</taxonomicName>
</treatmentCitationGroup>
</paragraph>
<paragraph id="8488F5BF1763486917E85753DE9546C4">
<treatmentCitationGroup id="AFEE8D760117B00E3E26ADDF71F3F720">
<taxonomicName id="864A21383F72B255F8DF3E88496EB769" ID-CoL="6FNXJ" authority="(Eaton, 1885)" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Epeorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi" subGenus="Belovius">
<emphasis id="ECEDCDF6D4D22221B7B5E4826460BE91" italics="true">Epeorus</emphasis>
<comment id="C6CAACD3D021993F997B71B4A3086AD7">
(Belovius)
<emphasis id="98B68455A10D79C8EBA960EDA83CAB54" italics="true">psi</emphasis>
(Eaton, 1885):
<treatmentCitation id="897A0515A4025239DADAD7803D2F9E55" author="Tshernova OA" page="332" year="1981">
<bibRefCitation id="66D122DA0E4C3C117CC8B77C1581B925" author="Tshernova OA" firstAuthor="Tshernova" issue="2" journalOrPublisher="Entomologicheskoe Obozrenie" page="332" pagination="323-336" refId="B39" refString="Tshernova OA (1981) On the systematics of adult mayflies of the genus Epeorus Eaton, 1881 (Ephemeroptera, Heptageniidae). Entomologicheskoe Obozrenie 60 (2): 323336." title="On the systematics of adult mayflies of the genus Epeorus Eaton, 1881 (Ephemeroptera, Heptageniidae)." volume="60" year="1981">Tshernova 1981: 332</bibRefCitation>
</treatmentCitation>
.
</comment>
</taxonomicName>
</treatmentCitationGroup>
</paragraph>
<paragraph id="6916C5B2667089C9EE6CC41AA9F76D9B">
<treatmentCitationGroup id="F05936D4552BD6005871777FB83B3E12">
<taxonomicName id="BC9D40CB71817E4B4277910AC9A4A7D8" ID-CoL="6FNXJ" authority="(Eaton, 1885)" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi" subGenus="Caucasiron">
<emphasis id="A5A74E9ACB4CF25247D39FEF88D62498" italics="true">Epeorus</emphasis>
(
<emphasis id="53548726B8CA266DF65ABC16838D1140" italics="true">Caucasiron</emphasis>
)
<emphasis id="8C650D3802AF7D357497901345EA1428" italics="true">psi</emphasis>
<comment id="3D7BA52D2EFBD8D32064A1373C095018">
(Eaton, 1885):
<treatmentCitation id="3B3BEF48D20DD325E48431F4C4ED04AE" author="Vasanth M &amp; Selvakumar C &amp; Subramanian KA &amp; Sivaramakrishnan KG &amp; Sinha B" httpUri="http://treatment.plazi.org/id/039D87CCFFB4FF94FF56F989FD4F6BBB" page="516 - 519" year="2021">
<bibRefCitation id="374EA2FD7FCB4581E992D72AC4F59B3D" DOI="10.11646/zootaxa.4991.3.4" author="Vasanth M &amp; Selvakumar C &amp; Subramanian KA &amp; Sivaramakrishnan KG &amp; Sinha B" etAl="et al." firstAuthor="Vasanth" journalOrPublisher="Zootaxa" page="516 - 519" pagination="499-522" refId="B42" refString="Vasanth M, Selvakumar C, Subramanian KA, Sivaramakrishnan KG, Sinha B (2021) Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India. Zootaxa 4991: 499522. https://doi.org/10.11646/zootaxa.4991.3.4" title="Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India." volume="4991" year="2021">Vasanth et al. 2021: 516-519</bibRefCitation>
</treatmentCitation>
.
</comment>
</taxonomicName>
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="SECID0EW5BI" type="type locality">
<paragraph id="0F6D7E2329A9B816BC648D023B3B6BC8">
<heading id="6A6D85E3AF5C67B327B7B3523DDEB837" reason="title">Type locality.</heading>
</paragraph>
<paragraph id="805AC45FE4F611D20E4B3B20C3642C17">
<collectingCountry id="1B03BD3464B4C2C5F2981D44D04CBFE3" name="India">India</collectingCountry>
: Kullu district (orig. Kooloo, Himalaya) (
<bibRefCitation id="0E18493340B050DC1377C9FDBB99C1EC" DOI="10.1111/j.1096-3642.1883.tb01550a.x" author="Eaton AE" refId="B16" refString="Eaton AE (18831888) A revisional monograph of recent Ephemeridae or mayflies. Transactions of the Linnean Society of London (2) 3: 1352. https://doi.org/10.1111/j.1096-3642.1883.tb01550a.x">Eaton 18831888</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="SECID0EA6BI" type="material">
<paragraph id="DE08DF53070C4A19F0360439511AE819">
<heading id="5C553CDDFA69E07C7CA918A10DE95F51" reason="title">Examined material</heading>
</paragraph>
<paragraph id="7A5F0745D6F12AD5C0C86957990571CB">
<emphasis id="D114F12E7AC3EC77D1B6107D17B4BDC7" bold="true">
(deposited in
<named-content id="F14AEB5682604085C82B8107B29EFFAB" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/biology-centre-academy-sciences-czech-republic-institute-entomology" xlink_title="Biology Centre of the Czech Academy of Sciences, Institute of Entomology, České Budějovice, Czech Republic">
<collectionCode id="02C14CDA69A8DC9B34D8DB44D46640CE" country="Czech Republic" httpUri="http://grbio.org/cool/06zb-203s" name="Biology Centre of the Academy of Sciences of the Czech Republic, Institute of Entomology" type="Other institutional type">IECA</collectionCode>
</named-content>
and
<named-content id="2E2C8F3528FF0173933B8EE6F5465269" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/national-academy-sciences-ukraine" xlink_title="National Museum of Natural History, National Academy of Sciences of Ukraine">
<collectionCode id="08777D9BA22B58ED2CEFA83373C30CEB" country="USA" httpUri="http://grbio.org/cool/142r-0w94" name="Smithsonian Institution, National Museum of Natural History" type="Museum">NMNH</collectionCode>
<collectionCode id="70E04AD7C7AA104650AD4037FF7FFAD3">NASU</collectionCode>
</named-content>
).
</emphasis>
<materialsCitation id="77D832C27E3B7D2EFFB84115B0B84ADC" collectingDate="2018-05-15" collectingDateMax="2018-05-16" collectingDateMin="2018-05-15" collectionCode="V" collectorName="Martynov A. V." country="India" county="Guptkashi town" elevation="1102" latitude="30.53795" location="left tributary of Mandakini River" longLatPrecision="1" longitude="79.09928" municipality="Madhyamaheshwar Ganga Mandahishvar River" specimenCount="22" specimenCount-larva="20" specimenCount-male="2" stateProvince="Uttarakhand state">
<specimenCount id="11137B7D34CDFD2D2045ED9DF6A8F52B" count="20" type="larva">20 larvae</specimenCount>
(barcoded specimens: IN 4, IN 42 - both mounted on slide),
<specimenCount id="A184EB65B3493F1CA8E2E792AA1EAA7A" count="2" type="male">2 male</specimenCount>
subimagoes (barcoded specimen: IN 44 - genitalia mounted on slide):
<collectingCountry id="79ECD6FD71B5C2154F68629C42589F5C" name="India">India</collectingCountry>
:
<collectingRegion id="44CBEBEBB5297F00AFC4A107C9A2FF98" country="India" name="Uttarakhand">Uttarakhand state</collectingRegion>
, vicinity of
<collectingCounty id="7A73A46C81A5C73D8B9D2B9CF9815259">Guptkashi town</collectingCounty>
,
<collectingMunicipality id="B717ECE573FB4A200FDE4AF730669B08">Madhyamaheshwar Ganga Mandahishvar River</collectingMunicipality>
<location id="1F007DD55B8CD5DF7FE7698E9FB9DACA" LSID="urn:lsid:plazi:treatment:8339538B878F522FB270B9D2A9E0B11F:1F007DD55B8CD5DF7FE7698E9FB9DACA" country="India" county="Guptkashi town" latitude="30.53795" longLatPrecision="1" longitude="79.09928" municipality="Madhyamaheshwar Ganga Mandahishvar River" name="left tributary of Mandakini River" stateProvince="Uttarakhand state">left tributary of Mandakini River</location>
,
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EZ6BI" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[79.099283,30.537950]}">
<geoCoordinate id="874C52A1B6562F408FC59008F51641C3" degrees="30" direction="north" minutes="32.27700" orientation="latitude" precision="1" value="30.53795">30°32.27700'N</geoCoordinate>
,
<geoCoordinate id="7F0D0C44D7FCF411B1C5CA4BCE968B3B" degrees="79" direction="east" minutes="05.95698" orientation="longitude" precision="1" value="79.09928">79°05.95698'E</geoCoordinate>
</named-content>
,
<elevation id="B15EAD3805A3FFEF3D168EF660234255" metricMagnitude="3" metricUnit="m" metricValue="1.1019999999999999" unit="m" value="1102.0">
<quantity id="54567D1C79507B31DB293FFA690076E6" metricMagnitude="3" metricUnit="m" metricValue="1.1019999999999999" unit="m" value="1102.0">1102 m</quantity>
a. s. l.
</elevation>
,
<date id="45688CFD7632515C2D47EFCC13F4B141" value="2018-05-15" valueMax="2018-05-16" valueMin="2018-05-15">
<collectingDate id="CF36A9841EC6BCEDB378909918120CC4" value="2018-05-15" valueMax="2018-05-16" valueMin="2018-05-15">15. 16. 5. 2018</collectingDate>
</date>
,
<collectorName id="53B4F282403D347B94B7DD8A3E462818">Martynov A. V.</collectorName>
leg. (code: IND 2018 / 11)
</materialsCitation>
. •
<materialsCitation id="E4D6650E74AD1554C22E8DB433889E0A" collectingDate="2018-05-16" collectionCode="V" collectorName="Martynov A. V." country="India" county="Pradesh" elevation="1087" latitude="30.53745" location="Mandakini River" longLatPrecision="1" longitude="79.09565" municipality="Guptkashi village" specimenCount="5" specimenCount-larva="5" stateProvince="Uttarakhand Pradesh">
<specimenCount id="65F4075A3FB1D249DDC4BF220CF9A925" count="5" type="larva">5 larvae</specimenCount>
(barcoded specimen: IN 43 - mounted on slide):
<collectingCountry id="D00B3893342E60541103F108971289DE" name="India">India</collectingCountry>
:
<collectingRegion id="89113BAEFE03FB67D50DD7DB58BCF46B">Uttarakhand Pradesh</collectingRegion>
, vicinity of
<collectingMunicipality id="FCC7CD5F26B8150CC2F2A0AB4A826683">Guptkashi village</collectingMunicipality>
,
<location id="DC684C73352B410FBDF8F44D0654FA6B" LSID="urn:lsid:plazi:treatment:8339538B878F522FB270B9D2A9E0B11F:DC684C73352B410FBDF8F44D0654FA6B" country="India" county="Pradesh" latitude="30.53745" longLatPrecision="1" longitude="79.09565" municipality="Guptkashi village" name="Mandakini River" stateProvince="Uttarakhand Pradesh">Mandakini River</location>
,
<elevation id="B575497184984BFA31735C3590639AEF" metricMagnitude="3" metricUnit="m" metricValue="1.087" unit="m" value="1087.0">
<quantity id="01B054AFD78A099D7194516537091F71" metricMagnitude="3" metricUnit="m" metricValue="1.087" unit="m" value="1087.0">1087 m</quantity>
a. s. l.
</elevation>
,
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EEACI" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[79.095650,30.537450]}">
<geoCoordinate id="A9B71384217477CB4FBFCADC11E622FD" degrees="30" direction="north" minutes="32.24700" orientation="latitude" precision="1" value="30.53745">30°32.24700'N</geoCoordinate>
,
<geoCoordinate id="E819800EFC782377264C62F2BB57A1A1" degrees="79" direction="east" minutes="05.73900" orientation="longitude" precision="1" value="79.09565">79°05.73900'E</geoCoordinate>
</named-content>
,
<date id="782D9231A80EC040DCBF44A660C406B2" value="2018-05-16">
<collectingDate id="ADC104A20FFF1E4A495FFA229A67F0FE" value="2018-05-16">16. 05. 2018</collectingDate>
</date>
,
<collectorName id="AF2920BBB97E770C4B95C9F5B37B1913">Martynov A. V.</collectorName>
leg. (code: IND 2018 / 12)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="SECID0EJACI" type="distribution">
<paragraph id="DA0924B04E858749AEC0BD322706EAEF">
<heading id="D054325ECCEFADFCB9FB2A8F264AFB49" reason="title">Distribution, habitat, and biology.</heading>
</paragraph>
<paragraph id="607417004A0D0B692056466921EF7C89">
Himalayas:
<collectingCountry id="5696F40BD42DAC3383F3FF0EC105DE86" name="India">India</collectingCountry>
(
<bibRefCitation id="B8B14B5FAE95252BEFF38185AF10AAF6" DOI="10.1111/j.1096-3642.1883.tb01550a.x" author="Eaton AE" refId="B16" refString="Eaton AE (18831888) A revisional monograph of recent Ephemeridae or mayflies. Transactions of the Linnean Society of London (2) 3: 1352. https://doi.org/10.1111/j.1096-3642.1883.tb01550a.x">Eaton 18831888</bibRefCitation>
;
<bibRefCitation id="234DCECBCDD5CDA41133624C97F66966" DOI="10.11646/zootaxa.4991.3.4" author="Vasanth" etAl="et al." firstAuthor="Vasanth" journalOrPublisher="Zootaxa" pagination="499-522" refId="B42" refString="Vasanth M, Selvakumar C, Subramanian KA, Sivaramakrishnan KG, Sinha B (2021) Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India. Zootaxa 4991: 499522. https://doi.org/10.11646/zootaxa.4991.3.4" title="Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India." volume="4991" year="2021">Vasanth et al. 2021</bibRefCitation>
),
<collectingCountry id="0EF38756E18F6EFA345AB50B5E9EF9E8" name="Nepal">Nepal</collectingCountry>
(
<bibRefCitation id="D09BADA45A8FFD132A8A5DE4F49EB369" author="Braasch D" journalOrPublisher="Reichenbachia" pagination="55-65" refId="B5" refString="Braasch D (1980 b) Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae). Reichenbachia 18: 5565." title="Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae)." volume="18">Braasch 1980 b</bibRefCitation>
,
<bibRefCitation id="B5531103858E0EFF8F97D1FD14FC0657" author="Braasch" firstAuthor="Braasch" issue="18" journalOrPublisher="Reichenbachia" pagination="105-110" refId="B6" refString="Braasch D (1981) Eintagsfkiegen (Gattungen Epeorus and Iron) aus Nepal (II) (Ephemeroptera, Heptageniidae). Reichenbachia 19 (18): 105110." title="Eintagsfkiegen (Gattungen Epeorus and Iron) aus Nepal (II) (Ephemeroptera, Heptageniidae)." volume="19" year="1981">1981</bibRefCitation>
), south-east
<collectingRegion id="2F2C5ED0F4D7C33626FAA77F8F44EFC9" country="China" name="Xizang">Tibet</collectingRegion>
(
<bibRefCitation id="113FD22AD3982872359AD4BA3A178813" DOI="10.1163/1876312X-bja10028" author="Ma and Zhou" firstAuthor="Ma" journalOrPublisher="Insect Systematics &amp; Evolution" pagination="1-40" refId="B31" refString="Ma Z, Zhou C (2022) A new subgenus of Epeorus and its five species from China (Ephemeroptera: Heptageniidae). Insect Systematics &amp; Evolution 53: 140. https://doi.org/10.1163/1876312X-bja10028" title="A new subgenus of Epeorus and its five species from China (Ephemeroptera: Heptageniidae)." volume="53" year="2022">Ma and Zhou 2022</bibRefCitation>
); Hengduan Shan and Yunnan-Guizhou Plateau:
<collectingCountry id="8AF380DC71862D80A7F294D0CD634EE8" name="China">China</collectingCountry>
(
<bibRefCitation id="5F53E8300B383A78E7E360C7B70A948A" DOI="10.1163/1876312X-bja10028" author="Ma and Zhou" firstAuthor="Ma" journalOrPublisher="Insect Systematics &amp; Evolution" pagination="1-40" refId="B31" refString="Ma Z, Zhou C (2022) A new subgenus of Epeorus and its five species from China (Ephemeroptera: Heptageniidae). Insect Systematics &amp; Evolution 53: 140. https://doi.org/10.1163/1876312X-bja10028" title="A new subgenus of Epeorus and its five species from China (Ephemeroptera: Heptageniidae)." volume="53" year="2022">Ma and Zhou 2022</bibRefCitation>
) (Fig.
<figureCitation id="096E1E6286D737FC52D43319D069213B" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Distribution of studied Epeorus spp. across Asian mountains. Triangles refer to localities in the literature; our sampling sites are marked with red dots. A species name marked with an asterisk indicates the unclear systematic position of the species within the genus Epeorus. Dashed line represents the frame of the detailed map in Fig. 2. Boundaries of mountain ranges were adopted from Snethlage et al. (2022)." figureDoi="10.3897/zookeys.1234.141196.figure1" httpUri="https://binary.pensoft.net/fig/1303962">1</figureCitation>
). The species inhabits mountain streams and rivers in relatively wide altitudinal range. The altitude of the sampling sites ranged between 488 and
<quantity id="D341266FA710085BFE88C9C13A3FB97B" metricMagnitude="3" metricUnit="m" metricValue="2.1" unit="m" value="2100.0">2100 m</quantity>
a. s. l. (our data;
<bibRefCitation id="AF31950A59807CCD1590B645B1A3990F" author="Braasch D" journalOrPublisher="Reichenbachia" pagination="55-65" refId="B5" refString="Braasch D (1980 b) Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae). Reichenbachia 18: 5565." title="Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae)." volume="18">Braasch 1980 b</bibRefCitation>
,
<bibRefCitation id="3FA49395A92B9F93AD4CBB75735FFF94" author="Braasch" firstAuthor="Braasch" issue="18" journalOrPublisher="Reichenbachia" pagination="105-110" refId="B6" refString="Braasch D (1981) Eintagsfkiegen (Gattungen Epeorus and Iron) aus Nepal (II) (Ephemeroptera, Heptageniidae). Reichenbachia 19 (18): 105110." title="Eintagsfkiegen (Gattungen Epeorus and Iron) aus Nepal (II) (Ephemeroptera, Heptageniidae)." volume="19" year="1981">1981</bibRefCitation>
;
<bibRefCitation id="9589239BB375936B109E3B28B7E20F35" DOI="10.11646/zootaxa.4991.3.4" author="Vasanth" etAl="et al." firstAuthor="Vasanth" journalOrPublisher="Zootaxa" pagination="499-522" refId="B42" refString="Vasanth M, Selvakumar C, Subramanian KA, Sivaramakrishnan KG, Sinha B (2021) Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India. Zootaxa 4991: 499522. https://doi.org/10.11646/zootaxa.4991.3.4" title="Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India." volume="4991" year="2021">Vasanth et al. 2021</bibRefCitation>
). Adults were recorded in May (
<bibRefCitation id="D387D31A2EDA7CEE133E71869A4B89FF" author="Braasch D" journalOrPublisher="Reichenbachia" pagination="55-65" refId="B5" refString="Braasch D (1980 b) Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae). Reichenbachia 18: 5565." title="Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae)." volume="18">Braasch 1980 b</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="SECID0E2BCI" type="Main morphological diagnostics of the larva">
<paragraph id="66002FD0DE9C2C2D7B066F3830088C4C">
<heading id="E57232C93BE4C6E71AF1860FFE4B07CC" reason="title">Main morphological diagnostics of the larva.</heading>
</paragraph>
<paragraph id="44922CD28C3D2A6888FA3EB5711F5213">
i) abdominal sterna with a pair of oblique stripes and a longitudinal median line (sometimes reduced anteriorly) (Fig.
<figureCitation id="66FD467F8C7DC66A766E723DC1C156EC" captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Epeorus (Caucasiron?) psi, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view E head of female in dorsal view F legs in dorsal view (arrows point to elongated and pointed dorso-apical projections) G coloration of abdominal terga H coloration of abdominal sterna II VI I distal part of abdomen in ventral view." figureDoi="10.3897/zookeys.1234.141196.figure17" httpUri="https://binary.pensoft.net/fig/1303979">17 H</figureCitation>
), ii) coloration of abdominal terga as on Fig.
<figureCitation id="38E9F6A7F6E5D7B127BFBCB7D8DA9C87" captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Epeorus (Caucasiron?) psi, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view E head of female in dorsal view F legs in dorsal view (arrows point to elongated and pointed dorso-apical projections) G coloration of abdominal terga H coloration of abdominal sterna II VI I distal part of abdomen in ventral view." figureDoi="10.3897/zookeys.1234.141196.figure17" httpUri="https://binary.pensoft.net/fig/1303979">17 G</figureCitation>
), posterior margin of abdominal terga with basally denticulate spines and shorter denticles (Fig.
<figureCitation id="6C5E4CB8A08F28E7B8ECCAC2B68FF085" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18 F</figureCitation>
), iv) tergum X with a short posterolateral projection (Fig.
<figureCitation id="9B38F7AA671FD122F5D24E7D23710FB5" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18 L</figureCitation>
, arrow), v) gill plates VII narrow (in natural position from ventral view) (Figs
<figureCitation id="56BEB1B3BE25E96BF8265880B884D63B" captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Epeorus (Caucasiron?) psi, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view E head of female in dorsal view F legs in dorsal view (arrows point to elongated and pointed dorso-apical projections) G coloration of abdominal terga H coloration of abdominal sterna II VI I distal part of abdomen in ventral view." figureDoi="10.3897/zookeys.1234.141196.figure17" httpUri="https://binary.pensoft.net/fig/1303979">17 I</figureCitation>
,
<figureCitation id="EA75D60C8297235054AF518E6F99BEE2" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18 J</figureCitation>
), vi) projection on gill plates III well-developed (Fig.
<figureCitation id="9E52667B1539A3CA800239E6E058B15A" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18 H</figureCitation>
, arrow), vii) femora with median femur spot (Fig.
<figureCitation id="B9B30FC15CBC0C0036F561C086E6E2EB" captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Epeorus (Caucasiron?) psi, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view E head of female in dorsal view F legs in dorsal view (arrows point to elongated and pointed dorso-apical projections) G coloration of abdominal terga H coloration of abdominal sterna II VI I distal part of abdomen in ventral view." figureDoi="10.3897/zookeys.1234.141196.figure17" httpUri="https://binary.pensoft.net/fig/1303979">17 F</figureCitation>
), viii) dorsal surface of femora with lanceolate (sporadically elongated spatulate) setae (Fig.
<figureCitation id="D68160815CEE43585F2A06E38031172F" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18 D</figureCitation>
), ix) abdominal terga with elongated spatulate and lanceolate setae (Fig.
<figureCitation id="091F608EA641CD14BEE9B01E302FC096" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18 E</figureCitation>
), femora with an extended and pointed dorso-apical projection (Figs
<figureCitation id="BC42BE55B9292F770B02CDB9BCC14E05" captionStart="Figure 17" captionStartId="F17" captionText="Figure 17. Epeorus (Caucasiron?) psi, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view E head of female in dorsal view F legs in dorsal view (arrows point to elongated and pointed dorso-apical projections) G coloration of abdominal terga H coloration of abdominal sterna II VI I distal part of abdomen in ventral view." figureDoi="10.3897/zookeys.1234.141196.figure17" httpUri="https://binary.pensoft.net/fig/1303979">17 F</figureCitation>
,
<figureCitation id="E158600CFE3EBFB80C1099C415957567" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18 M</figureCitation>
).
</paragraph>
<caption id="2E1C652A611C88C834330CC3D5F466B0" ID-DOI="10.3897/zookeys.1234.141196.figure17" ID-arpha="1C9BCC41-663E-57B0-BDA6-922CF962A9DF" httpUri="https://binary.pensoft.net/fig/1303979" startId="F17">
<paragraph id="19F0EB55FEB76D02B6D60A619508F1D2">
<label id="29F0825010E7248896E31F71398AA2C5">Figure 17.</label>
</paragraph>
<paragraph id="882E2E36AF7B51D3E5879EA360DDFC8E">
<taxonomicName id="0D28669EA0707BECC41B594B09751676" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi" subGenus="Caucasiron">
<emphasis id="6F9091945DEA2FB8AFEFA8AD9FC39244" italics="true">Epeorus</emphasis>
(
<emphasis id="F865528F1A81A0716774C4CEC7C813F2" italics="true">Caucasiron</emphasis>
?)
<emphasis id="088FA07C41B0DA6E4A6A06F2FC75476E" italics="true">psi</emphasis>
</taxonomicName>
, larva
<emphasis id="66E5AA88E6D54085B82CA5C143AEF268" bold="true">A</emphasis>
habitus in dorsal view
<emphasis id="1CCDCF8F736074BEEB6BD3C1316F98ED" bold="true">B</emphasis>
habitus in ventral view
<emphasis id="921C268B080D52C31EFDC393FAC16AF8" bold="true">C</emphasis>
habitus in lateral view
<emphasis id="CD2B138AA2827A3866A5D2A0C899F396" bold="true">D</emphasis>
head of male in dorsal view
<emphasis id="BED7B26EBA55B4BEEBF3B4CCC1F187FB" bold="true">E</emphasis>
head of female in dorsal view
<emphasis id="4A741441AA8A2A677A85B99D6F560915" bold="true">F</emphasis>
legs in dorsal view (arrows point to elongated and pointed dorso-apical projections)
<emphasis id="A75FB7D88139F16CE6DBAF85A24AF701" bold="true">G</emphasis>
coloration of abdominal terga
<emphasis id="48C5AAC9DB35440344D5283746562A2A" bold="true">H</emphasis>
coloration of abdominal sterna II VI
<emphasis id="EA9F0CA95A7DB1463981A452BE476EAD" bold="true">I</emphasis>
distal part of abdomen in ventral view.
</paragraph>
</caption>
<caption id="617FB5DFE8D3F7A1D997A3C9B81EB5F2" ID-DOI="10.3897/zookeys.1234.141196.figure18" ID-arpha="3B77BEAC-AE93-5625-94C7-1EC001B9F475" httpUri="https://binary.pensoft.net/fig/1303980" startId="F18">
<paragraph id="B4EEEEF9EFE5241040BA9E66316314E6">
<label id="03B32613E27BC6B0774CF4EE5AB955E3">Figure 18.</label>
</paragraph>
<paragraph id="C0D0459C17F8F4328789304C7EA3A4B5">
<taxonomicName id="66FB676E32E62650ABCA1FBA9D28C2B0" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi" subGenus="Caucasiron">
<emphasis id="CAB1A1396CCCC6B567CA3DA394DF78AA" italics="true">Epeorus</emphasis>
(
<emphasis id="9EB6F185F8E2D115751601BD65847510" italics="true">Caucasiron</emphasis>
?)
<emphasis id="CFA27804DAB97ADE54C8FC779A2FF720" italics="true">psi</emphasis>
</taxonomicName>
, larva
<emphasis id="D4399B3232971D0A82157A90B80545A0" bold="true">A</emphasis>
labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin)
<emphasis id="086D0B526DD8EB3754B3C612B3FAD8B3" bold="true">B</emphasis>
incisors of left mandible
<emphasis id="6700E4BF55673366BF9530DC59901737" bold="true">C</emphasis>
incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae)
<emphasis id="3D0FB797B1996EF6FCC3AF078CBE927B" bold="true">D</emphasis>
setae on dorsal surface of femora
<emphasis id="EC9B714953C5C00FE38EABB41C7F7F54" bold="true">E</emphasis>
setae on surface of tergum VII
<emphasis id="BE1B87A7E9F3A7B871C59BC972C69284" bold="true">F</emphasis>
surface and posterior margin of abdominal tergum VII
<emphasis id="927C90359DD3A531ADFCFAF75E9F2C27" bold="true">G</emphasis>
gill I
<emphasis id="A6C31943D21CE67889E0268A9DBE742A" bold="true">H</emphasis>
gill III (arrow shows projection on costal margin)
<emphasis id="4BC664A358672F29EF309278FF2DFCB7" bold="true">I</emphasis>
gill plate VI in dorsal view
<emphasis id="0D40A4AE7E4558FEC839830A1A0F7802" bold="true">J</emphasis>
gill plate VII in ventral view
<emphasis id="3738F2CFFF2F0AD57F6A23106AA66771" bold="true">K</emphasis>
gill plate VII (flattened on slide)
<emphasis id="EF5A0FC101FDCBF26AE3DD5A9AF933F5" bold="true">L</emphasis>
abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X)
<emphasis id="A84C417376CA0DB05EF238112BF7645B" bold="true">M</emphasis>
detail of dorso-apical projection of femora (middle leg)
<emphasis id="23454DD79F88E1A975BB75014E2BC0F4" bold="true">N</emphasis>
sternum IX of female. Drawn from late instar larvae.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="SECID0EJHCI" type="remarks">
<paragraph id="7F8085CC43E38479D9E650B4718B5C4D">
<heading id="AEC527AAB2EF3DDF94A3EFFC74A6C358" reason="title">Remarks.</heading>
</paragraph>
<paragraph id="946F91B9864B64AB936DD55310D3E3DC">
<emphasis id="8E7321AB89594A41939E17EA3D89EBC6" bold="true">
<emphasis id="7D9CB55CFCAFDED97A174997DB30BFCD" bold="true" italics="true">Morphology</emphasis>
.
</emphasis>
The species was originally described by
<bibRefCitation id="3D25AE7A97F049D77E947313D02083B2" DOI="10.1111/j.1096-3642.1883.tb01550a.x" author="Eaton AE" refId="B16" refString="Eaton AE (18831888) A revisional monograph of recent Ephemeridae or mayflies. Transactions of the Linnean Society of London (2) 3: 1352. https://doi.org/10.1111/j.1096-3642.1883.tb01550a.x">Eaton (18831888</bibRefCitation>
) based on male and female imago. The larva and the male subimago were later described by
<bibRefCitation id="6E82A41CBFC791C32D2857F5E050261D" author="Braasch D" journalOrPublisher="Reichenbachia" pagination="55-65" refId="B5" refString="Braasch D (1980 b) Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae). Reichenbachia 18: 5565." title="Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae)." volume="18">Braasch (1980 b</bibRefCitation>
) from
<collectingCountry id="2BB0AF50E1DDCC22591DE161CC0F14F2" name="Nepal">Nepal</collectingCountry>
. Association with imagoes of
<taxonomicName id="282880C4277020613DC472DAA0140738" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi">
<emphasis id="C5619F874EFA96E9A3891BA7942DF7C8" italics="true">E. psi</emphasis>
</taxonomicName>
was based on the specific pattern of colouration on abdomen and the shape of penis lobes.
</paragraph>
<paragraph id="B61AB02FD0813C021BD556515C1E5031">
<emphasis id="EF85C1A111FB0B79BEA3B7F6BA8F97EF" bold="true">
<emphasis id="1B2BD9A3EDD2EC855936DCE6BAADA3E0" bold="true" italics="true">Taxonomy</emphasis>
.
</emphasis>
The species was attributed to the subgenus
<taxonomicName id="E558CC287E9200A9A6A3AD6385866444" class="Insecta" family="Heptageniidae" genus="Iron" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="subGenus" subGenus="Iron">
<emphasis id="4ED282A305AE91A79E68C2DA1F3691E4" italics="true">Iron</emphasis>
</taxonomicName>
within its own species group “
<taxonomicName id="9A3E2B285FDE4BAFA2FDBDFBD8719DE1" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Iron" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi">
<emphasis id="A072955850E0BDAC6C6BE9B1EA76D1F7" italics="true">Iron psi</emphasis>
</taxonomicName>
- Gruppe ” (
<bibRefCitation id="BC146EBA5586EE7E3B1957E059D28D3F" author="Braasch D" journalOrPublisher="Reichenbachia" pagination="55-65" refId="B5" refString="Braasch D (1980 b) Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae). Reichenbachia 18: 5565." title="Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae)." volume="18">Braasch 1980 b</bibRefCitation>
,
<bibRefCitation id="B2490DBE4FD4819430C373C1616423CF" author="Braasch D" journalOrPublisher="Entomologische Nachrichten und Berichte" pagination="79-88" refId="B10" refString="Braasch D (2006 b) Neue Eintagsfliegen der Gattungen Epeorus und Iron aus dem Himalaja (Ephemeroptera, Heptageniidae). Entomologische Nachrichten und Berichte 50: 7988." title="Neue Eintagsfliegen der Gattungen Epeorus und Iron aus dem Himalaja (Ephemeroptera, Heptageniidae)." volume="50">2006 b</bibRefCitation>
).
<bibRefCitation id="D107C0F633EF30991BAB11E331629C36" DOI="10.11646/zootaxa.4991.3.4" author="Vasanth M &amp; Selvakumar C &amp; Subramanian KA &amp; Sivaramakrishnan KG &amp; Sinha B" etAl="et al." firstAuthor="Vasanth" journalOrPublisher="Zootaxa" pagination="499-522" refId="B42" refString="Vasanth M, Selvakumar C, Subramanian KA, Sivaramakrishnan KG, Sinha B (2021) Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India. Zootaxa 4991: 499522. https://doi.org/10.11646/zootaxa.4991.3.4" title="Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India." volume="4991" year="2021">Vasanth et al. (2021)</bibRefCitation>
examined the morphology of larvae and assigned the species to the subgenus
<taxonomicName id="E40589C859369D0D0600DBEA56B4ECB9" authorityName="Kluge" authorityYear="1997" rank="subGenus" subGenus="Caucasiron">
<emphasis id="3F87AA5F36CA72F4B4105CC381062DE6" italics="true">Caucasiron</emphasis>
</taxonomicName>
based on “ the shape of gills II VII with an outer thumb-like projection ”. Although the shape of gill plates II VII is similar to those of
<taxonomicName id="738F926EDB7E05083176E47CD086819B" authorityName="Kluge" authorityYear="1997" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="subGenus" subGenus="Caucasiron">
<emphasis id="224F017211DC27C9BD3AA17199DF75E7" italics="true">E.</emphasis>
(
<emphasis id="6CCC4D5587F1AB2D464EA85970550DE5" italics="true">Caucasiron</emphasis>
)
</taxonomicName>
, male genitalia with bifurcated penis lobes and extended latero-apical tip, as figured by
<bibRefCitation id="B52BF1E3F5B6A7A3102A6BFDA03F8017" DOI="10.1111/j.1096-3642.1883.tb01550a.x" author="Eaton AE" refId="B16" refString="Eaton AE (18831888) A revisional monograph of recent Ephemeridae or mayflies. Transactions of the Linnean Society of London (2) 3: 1352. https://doi.org/10.1111/j.1096-3642.1883.tb01550a.x">Eaton (18831888</bibRefCitation>
) and described by
<bibRefCitation id="F6221AD03BA87A0FAF0B5DBE76D9B277" author="Braasch D" journalOrPublisher="Reichenbachia" pagination="55-65" refId="B5" refString="Braasch D (1980 b) Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae). Reichenbachia 18: 5565." title="Eintagsfliegen (Gattungen Epeorus und Iron) aus Nepal (Ephemeroptera, Heptageniidae)." volume="18">Braasch (1980 b</bibRefCitation>
,
<bibRefCitation id="D7D5FEE356FBBADB8B0D830537DA6DD5" author="Braasch D" journalOrPublisher="Entomologische Nachrichten und Berichte" pagination="79-88" refId="B10" refString="Braasch D (2006 b) Neue Eintagsfliegen der Gattungen Epeorus und Iron aus dem Himalaja (Ephemeroptera, Heptageniidae). Entomologische Nachrichten und Berichte 50: 7988." title="Neue Eintagsfliegen der Gattungen Epeorus und Iron aus dem Himalaja (Ephemeroptera, Heptageniidae)." volume="50">2006 b</bibRefCitation>
), are not consistent with the diagnosis of
<taxonomicName id="041495CDFD1B0C7E0CE00DC46F2FAA39" authorityName="Kluge" authorityYear="1997" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="subGenus" subGenus="Caucasiron">
<emphasis id="D3F00B0A234DD49626A9EEFE9B9E6EC0" italics="true">E.</emphasis>
(
<emphasis id="79D417BDFD2965E3ABB9AB32BEA77328" italics="true">Caucasiron</emphasis>
)
</taxonomicName>
as given by
<bibRefCitation id="65ABEC2EEB3FE9C14792C787879D46FC" author="Kluge" firstAuthor="Kluge" journalOrPublisher="Zoosystematica Rossica" pagination="233-235" refId="B27" refString="Kluge NJ (1997) New subgenera of Holarctic mayflies (Ephemeroptera: Heptageniidae, Leptophlebiidae, Ephemerellidae). Zoosystematica Rossica 5: 233235." title="New subgenera of Holarctic mayflies (Ephemeroptera: Heptageniidae, Leptophlebiidae, Ephemerellidae)." volume="5" year="1997">Kluge (1997</bibRefCitation>
,
<bibRefCitation id="EFB9FDEB4CD5327DDDAEA8BA17E66A52" DOI="10.11646/zootaxa.3994.3.1" author="Kluge" firstAuthor="Kluge" issue="3" journalOrPublisher="Zootaxa" pagination="301-353" refId="B29" refString="Kluge NJ (2015) Central Asian mountain Rhithrogenini (Ephemeroptera: Heptageniidae) with pointed and ephemeropteroid claws in the winged stages. Zootaxa 3994 (3): 301353. https://doi.org/10.11646/zootaxa.3994.3.1" title="Central Asian mountain Rhithrogenini (Ephemeroptera: Heptageniidae) with pointed and ephemeropteroid claws in the winged stages." volume="3994" year="2015">2015</bibRefCitation>
). Therefore, the systematic position of
<taxonomicName id="60272BF99F29F6A1564DF6B562463BBB" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Iron" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi">
<emphasis id="A164D74E2D0EFC194D80018D8A61C8D3" italics="true">E. psi</emphasis>
</taxonomicName>
remains unclear until the systematic revision based on molecular data is available.
</paragraph>
<paragraph id="E10F4C6B5C8DB2553A6558C3E95EFA06">
<emphasis id="EF9BB938A4DE7DA0333B9A45C7A0FD37" bold="true">
<emphasis id="712FF6074B72AC97DAD85C10A2B7F65C" bold="true" italics="true">Distribution</emphasis>
.
</emphasis>
Specimens from
<collectingCountry id="975CE890D36316CCAF9225A89742E135" name="Taiwan">Taiwan</collectingCountry>
identified as
<taxonomicName id="60B61635667D8DA290C1960D43DEF0E5" baseAuthorityName="Eaton" baseAuthorityYear="1885" class="Insecta" family="Heptageniidae" genus="Iron" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="psi">
<emphasis id="BAA5ADC19588A21F15EBA4DD758B5888" italics="true">E. psi</emphasis>
</taxonomicName>
by
<bibRefCitation id="D875F5560765BCA360E977B0EBF38C2D" DOI="10.5962/bhl.part.25902" author="Ulmer G" firstAuthor="Ulmer" journalOrPublisher="Entomologische Mitteilungen" pagination="369-375" refId="B41" refString="Ulmer G (1912) H. Sauters Formosa-Ausbeute. Ephemeriden. Entomologische Mitteilungen 1: 369375. https://doi.org/10.5962/bhl.part.25902" title="H. Sauters Formosa-Ausbeute. Ephemeriden." volume="1" year="1912">Ulmer (1912)</bibRefCitation>
were later described as
<taxonomicName id="F33FC12017B18095904546C3770CA847" authority="Braasch, 1981" authorityName="Braasch" authorityYear="1981" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="erratus">
<emphasis id="387A42000E8A9A94BFF403BE49F661F9" italics="true">E. erratus</emphasis>
<bibRefCitation id="F3E8BE910402746D414460E75CC27733" author="Braasch D" issue="18" journalOrPublisher="Reichenbachia" pagination="105-110" refId="B6" refString="Braasch D (1981) Eintagsfkiegen (Gattungen Epeorus and Iron) aus Nepal (II) (Ephemeroptera, Heptageniidae). Reichenbachia 19 (18): 105-110." title="Eintagsfkiegen (Gattungen Epeorus and Iron) aus Nepal (II) (Ephemeroptera, Heptageniidae)." volume="19" year="1981">Braasch, 1981</bibRefCitation>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>

View file

@ -1,81 +1,81 @@
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<mods:affiliation id="7571E2DA4DCAF57F113481110F21E4E9">National Museum of Natural History, National Academy of Sciences of Ukraine, Bohdan Khmelnytsky str., 15, 01030, Kyiv, Ukraine</mods:affiliation>
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<mods:affiliation id="CE9CF8DECE2977E2D577C810BC543B7F">National Museum of Natural History, National Academy of Sciences of Ukraine, Bohdan Khmelnytsky str., 15, 01030, Kyiv, Ukraine</mods:affiliation>
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<mods:namePart id="725A61A6355205327B423C16BA14B58B">Palatov, Dmitry M.</mods:namePart>
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<mods:namePart id="905C4483F920CDA08F2AE7D65E4A0E25">Bojková, Jindřiška</mods:namePart>
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<mods:affiliation id="2EB8CBA74978550C6B081AB717329076">Department of Botany and Zoology, Faculty of Science, Masaryk University, Kotlářská 2, 61137 Brno, Czech Republic</mods:affiliation>
<mods:namePart id="BAC1C771D52CE2C1B46B8D4FEC0F9651">Bojková, Jindřiška</mods:namePart>
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<mods:affiliation id="92003D123988A6D5C96A93E3FE037400">Department of Botany and Zoology, Faculty of Science, Masaryk University, Kotlářská 2, 61137 Brno, Czech Republic</mods:affiliation>
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<treatment id="98D3F3C8D9755D23BBCCE07E72D7E3F0" ID-arpha="98D3F3C8-D975-5D23-BBCC-E07E72D7E3F0" ID-zoobank="https://zoobank.org/4DFD1C17-701E-4BEF-9793-00F79F574355" LSID="urn:lsid:plazi:treatment:98D3F3C8D9755D23BBCCE07E72D7E3F0" LSID-ZBK="urn:lsid:zoobank.org:act:4DFD1C17-701E-4BEF-9793-00F79F574355" httpUri="http://treatment.plazi.org/id/98D3F3C8D9755D23BBCCE07E72D7E3F0">
<treatment id="98D3F3C8D9755D23BBCCE07E72D7E3F0" ID-DOI="http://doi.org/10.5281/zenodo.15183795" ID-Zenodo-Dep="15183795" ID-arpha="98D3F3C8-D975-5D23-BBCC-E07E72D7E3F0" ID-zoobank="https://zoobank.org/4DFD1C17-701E-4BEF-9793-00F79F574355" LSID="urn:lsid:plazi:treatment:98D3F3C8D9755D23BBCCE07E72D7E3F0" LSID-ZBK="urn:lsid:zoobank.org:act:4DFD1C17-701E-4BEF-9793-00F79F574355" httpUri="http://treatment.plazi.org/id/98D3F3C8D9755D23BBCCE07E72D7E3F0" scope_family="Heptageniidae" scope_order="Ephemeroptera">
<subSubSection id="AFA0CF7E0CC295FD797424D3465FD2BC" type="nomenclature">
<paragraph id="DC33611AA12145E2F28A2A7E6F4CED53">
<taxonomicName id="2E283682B1E822BC7EB998493370C18A" authority="Hrivniak &amp; Sroka" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="2E283682B1E822BC7EB998493370C18A" authority="Hrivniak &amp; Sroka" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="3222C83932F13017379E1F2DFBBE3D68" italics="true">Epeorus</emphasis>
(
<emphasis id="0E1DBCCC47370EC303F6C1B410CBE007" italics="true">Caucasiron</emphasis>
@ -100,20 +100,19 @@ Hrivniak &amp; Sroka
<heading id="72AD5A87A2A68819D07729BD17F8E733" reason="title">Type material.</heading>
</paragraph>
<paragraph id="02ACB22D9EA3B0C09D80E5DB970EFE0F">
<materialsCitation id="C6F0D17E832E83FF8B8498F2C33DD85F" collectingDate="2018-05-09" collectingDateMax="2018-05-11" collectingDateMin="2018-05-09" collectionCode="VII, V" collectorName="Martynov A. &amp; Palatov D. M." country="India" county="Pradesh" elevation="1998" latitude="30.644033" location="Alaknanda River" longLatPrecision="1" longitude="79.53375" municipality="Lambagad village" specimenCount="1" stateProvince="Uttarakhand" typeStatus="holotype">
<materialsCitation id="C6F0D17E832E83FF8B8498F2C33DD85F" collectingDate="2018-05-09" collectingDateMax="2018-05-11" collectingDateMin="2018-05-09" collectionCode="VII, V" collectorName="Martynov A. V. &amp; Palatov D. M." country="India" county="Pradesh" elevation="1998" latitude="30.644033" location="Alaknanda River" longLatPrecision="1" longitude="79.53375" municipality="Lambagad village" specimenCode="IND 2018" specimenCount="1" specimenCount-larva="1" stateProvince="Uttarakhand Pradesh" typeStatus="holotype">
<emphasis id="72946AA18AA5BDA29F8A7261AAB765A4" bold="true" italics="true">
<typeStatus id="76A85349C1374C20B9BAB4712D4841D3" type="holotype">Holotype</typeStatus>
</emphasis>
: • female larva (barcoded specimen: IN 6 - labrum, leg and tergum
<collectionCode id="0842A8FBF47AB21C68B5B3E9CD033A58">VII</collectionCode>
mounted on slide):
: •
<specimenCount id="C163324C529CD2A4E1BFA86D6B0A3A8D" count="1" type="larva">female larva</specimenCount>
(barcoded specimen: IN 6 - labrum, leg and tergum VII mounted on slide):
<collectingCountry id="E6579377B0B73EF0638536ACF0770D44" name="India">India</collectingCountry>
<collectingRegion id="D91C00EA14AF176A4A24ABEC420A70F7" country="India" name="Uttarakhand">Uttarakhand</collectingRegion>
<collectingCounty id="BA57430F11B3CEE423D71E8E8CD60ED6">Pradesh</collectingCounty>
<collectingRegion id="78EE7864BE8095200C7D735FE3437140">Uttarakhand Pradesh</collectingRegion>
, vicinity of
<collectingMunicipality id="7126CEFE12B389D174AF237CA376BF56">Lambagad village</collectingMunicipality>
,
<location id="3110441C6BD49DD5F05CFCD8D62A0A8C" LSID="urn:lsid:plazi:treatment:98D3F3C8D9755D23BBCCE07E72D7E3F0:3110441C6BD49DD5F05CFCD8D62A0A8C" country="India" county="Pradesh" latitude="30.644033" longLatPrecision="1" longitude="79.53375" municipality="Lambagad village" name="Alaknanda River" stateProvince="Uttarakhand">Alaknanda River</location>
<location id="3110441C6BD49DD5F05CFCD8D62A0A8C" LSID="urn:lsid:plazi:treatment:98D3F3C8D9755D23BBCCE07E72D7E3F0:3110441C6BD49DD5F05CFCD8D62A0A8C" country="India" county="Pradesh" latitude="30.644033" longLatPrecision="1" longitude="79.53375" municipality="Lambagad village" name="Alaknanda River" stateProvince="Uttarakhand Pradesh">Alaknanda River</location>
,
<elevation id="4D9D9EE3E0C53DD8E17C88AEB740F4C8" metricMagnitude="3" metricUnit="m" metricValue="1.998" unit="m" value="1998.0">
<quantity id="FBBE1A8F646A4FDFFC29F8294FB7151F" metricMagnitude="3" metricUnit="m" metricValue="1.998" unit="m" value="1998.0">1998 m</quantity>
@ -121,32 +120,35 @@ a. s. l.
</elevation>
;
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EDFBG" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[79.533750,30.644033]}">
<geoCoordinate id="70B2834EECB3F298530BB6CE7B5E829B" degrees="30" direction="north" minutes="38.64198" orientation="latitude" precision="1" value="30.644033">30 ° 38.64198 ' N</geoCoordinate>
<geoCoordinate id="70B2834EECB3F298530BB6CE7B5E829B" degrees="30" direction="north" minutes="38.64198" orientation="latitude" precision="1" value="30.644033">30°38.64198'N</geoCoordinate>
,
<geoCoordinate id="B67B18115CE51476E9C42C84B1526DE6" degrees="79" direction="east" minutes="32.02500" orientation="longitude" precision="1" value="79.53375">79 ° 32.02500 ' E</geoCoordinate>
<geoCoordinate id="B67B18115CE51476E9C42C84B1526DE6" degrees="79" direction="east" minutes="32.02500" orientation="longitude" precision="1" value="79.53375">79°32.02500'E</geoCoordinate>
</named-content>
(codes: IND 2018 / 8; 40 Gang);
<date id="F8CF0784D14A88AD74DDD887134C0265" value="2018-05-09" valueMax="2018-05-11" valueMin="2018-05-09">
<collectingDate id="080034DC09ACB2F6B15AEFD9FC222153" value="2018-05-09" valueMax="2018-05-11" valueMin="2018-05-09">911.05. 2018</collectingDate>
</date>
,
<collectorName id="DDE918A9851A2A97CDCA6854ADCD1769">Martynov A.</collectorName>
<collectionCode id="63243B8F177B1DF9FAF1DC64E8BE7DB5" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" type="Museum">V</collectionCode>
.,
<collectorName id="34FEB20F08565761EC0AE26D73D7F32C">Martynov A. V.</collectorName>
,
<collectorName id="4124F0C8B644DC29CFA4A2502C4F9744">Palatov D. M.</collectorName>
leg.
</materialsCitation>
<materialsCitation id="7F572AD78F32AC32E9136141AE2563BA" collectingDate="2018-05-09" collectingDateMax="2018-05-11" collectingDateMin="2018-05-09" collectionCode="VII" collectorName="Martynov A. &amp; Palatov D. M." country="India" county="Pradesh" elevation="1998" latitude="30.644033" location="Alaknanda River" longLatPrecision="1" longitude="79.53375" municipality="Lambagad village" specimenCount="2" specimenCount-female="1" specimenCount-larva="1" stateProvince="Uttarakhand" typeStatus="paratype">
<materialsCitation id="7F572AD78F32AC32E9136141AE2563BA" collectingDate="2018-05-09" collectingDateMax="2018-05-11" collectingDateMin="2018-05-09" collectionCode="VII" collectorName="Martynov A. V. &amp; Palatov D. M." country="India" county="Pradesh" elevation="1998" latitude="30.644033" location="Alaknanda River" longLatPrecision="1" longitude="79.53375" municipality="Lambagad village" specimenCount="5" specimenCount-female="1" specimenCount-larva="2" stateProvince="Uttarakhand Pradesh" typeStatus="paratype">
<emphasis id="76F1EDF12173BBBEF8F6FBBE5B7C305D" bold="true" italics="true">
<typeStatus id="66F30B08C5309CA6C720AEEA466941C7" type="paratype">Paratypes</typeStatus>
</emphasis>
: •
<specimenCount id="63408E0AD7DA67BBFBC5A8A68C3EB711" count="1" type="larva">1 larva</specimenCount>
(barcoded specimen: IN 2 - labrum, mandibular incisors and tergum
<collectionCode id="D74DFF75F34E05C91747BF29CDE3CD25">VII</collectionCode>
mounted on slide),
(barcoded
<specimenCount id="F049E4A76DA514B87EA8D5DB00E34EBC" type="generic">specimen</specimenCount>
: IN 2 - labrum, mandibular incisors and tergum VII mounted on slide),
<specimenCount id="DBC09D15A85B94DA8DD1202301D37E30" count="1" type="female">1 female</specimenCount>
imago (reared from larva; barcoded specimen: L 38 - larval exuvium mounted on slide): same data as holotype
imago (reared from
<specimenCount id="87A0AC45CFD1AAB5CAD8D890AA23092A" type="larva">larva</specimenCount>
; barcoded
<specimenCount id="1E72A33B5964C79EA5C48F2E6F1801B5" type="generic">specimen</specimenCount>
: L 38 - larval exuvium mounted on slide): same data as holotype
</materialsCitation>
.
</paragraph>
@ -179,7 +181,7 @@ General coloration yellowish brown with dark brown to blackish maculation (Fig.
<label id="AFAB8C79B89B8E374BC0EADB3A528B6B">Figure 7.</label>
</paragraph>
<paragraph id="3E4597B1057C2F0A9FAF20877B118936">
<taxonomicName id="A6D07D3594E7669C64C2B7346AEBB42D" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="A6D07D3594E7669C64C2B7346AEBB42D" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="14D8B4A9A76E7AC1F3DA7845C7D6530D" italics="true">Epeorus</emphasis>
(
<emphasis id="5984C3A5B2BAC1E30075FC9E7526CD55" italics="true">Caucasiron</emphasis>
@ -226,7 +228,7 @@ Shape oval to trapezoidal (Fig.
<label id="D6A7D030E7857ECB5BE536AD92F867CD">Figure 8.</label>
</paragraph>
<paragraph id="3CA1BB7DE4F87CA0B8C40FF251CEDE0D">
<taxonomicName id="2BC8D166372FD5A8C47E844C8A31ABAF" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="2BC8D166372FD5A8C47E844C8A31ABAF" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="25BB124138C2CBF700F066E8A2DE49AD" italics="true">Epeorus</emphasis>
(
<emphasis id="0C865E8A7D3213A26096F180C28E48A0" italics="true">Caucasiron</emphasis>
@ -305,15 +307,7 @@ Coloration on Fig.
<emphasis id="F15F2390E41A428FABD1651C10EEF49D" bold="true" italics="true">Abdominal terga</emphasis>
.
</emphasis>
Colour pattern of abdominal terga consists of transversal stripe along anterior margin of terga I IX (X) medially extending to: i) triangular macula on terga II IV, ii) T-shaped macula on terga
<collectionCode id="BB72A915150305B8A9DAAEA018A1A4BF" country="Canada" lsid="urn:lsid:biocol.org:col:13946" name="Royal British Columbia Museum - Herbarium" type="Museum">V</collectionCode>
<collectionCode id="7DC77968E6E0D4491693D5C7E060BA08" country="Norway" name="Mykotektet, National Veterinary Institute">VI</collectionCode>
(
<collectionCode id="CF0B12595D87EF7ED8FEA039F9BBA0BD">VII</collectionCode>
), and iii) triangular macula on terga (
<collectionCode id="F608F10826655E6AC8E4C76F2329B485">VII</collectionCode>
) VIII IX (Fig.
Colour pattern of abdominal terga consists of transversal stripe along anterior margin of terga I IX (X) medially extending to: i) triangular macula on terga II IV, ii) T-shaped macula on terga V VI (VII), and iii) triangular macula on terga (VII) VIII IX (Fig.
<figureCitation id="F46BE637EA6D591F9E8458CFF6A440BA" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Epeorus (Caucasiron) lanceolatus sp. nov., larva A head of female in dorsal view (holotype) B fore leg in dorsal view C coloration of abdominal terga D distal part of abdomen in ventral view E, F coloration of abdominal sterna II VI (E holotype)." figureDoi="10.3897/zookeys.1234.141196.figure7" httpUri="https://binary.pensoft.net/fig/1303969">7 C</figureCitation>
). Pair of short stripes sometimes present antero-laterally to median macula. Lateral margins with oblique stripe-like maculae on terga I IX. Denticles along posterior margin on terga dense, relatively narrow, irregular, and pointed (Fig.
<figureCitation id="93F168F166869F58C3D216EFF0BBA00C" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Epeorus (Caucasiron) lanceolatus sp. nov., larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII (holotype) G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill VII (flattened on slide) K gill plate VII in ventral view L, M abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) N sternum IX of female. Drawn from late instar larva and last instar larval exuvium." figureDoi="10.3897/zookeys.1234.141196.figure8" httpUri="https://binary.pensoft.net/fig/1303970">8 F</figureCitation>
@ -339,23 +333,13 @@ Yellowish, with fine oblique stripes (slightly curved in late-instar larvae; Fig
<emphasis id="362082A37544EB354775AC453DC1E878" bold="true" italics="true">Gills</emphasis>
.
</emphasis>
Dorsal surface of gill plate I yellowish; of gill plates II
<collectionCode id="3EDC6E17D10E2216C0C04779EA1C8063">VII</collectionCode>
brownish on anterior half, greyish to brownish on posterior half. Ventral margin of all gill plates yellowish. Projection of gill plate III well developed (Fig.
Dorsal surface of gill plate I yellowish; of gill plates II VII brownish on anterior half, greyish to brownish on posterior half. Ventral margin of all gill plates yellowish. Projection of gill plate III well developed (Fig.
<figureCitation id="A71CD488B02E2CEB49905A675EF19215" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Epeorus (Caucasiron) lanceolatus sp. nov., larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII (holotype) G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill VII (flattened on slide) K gill plate VII in ventral view L, M abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) N sternum IX of female. Drawn from late instar larva and last instar larval exuvium." figureDoi="10.3897/zookeys.1234.141196.figure8" httpUri="https://binary.pensoft.net/fig/1303970">8 H</figureCitation>
, arrow). Gill plate
<collectionCode id="1E0019BB0ABC9E29B3175C7F29AF0285">VII</collectionCode>
narrow (in natural position of ventral view, Figs
, arrow). Gill plate VII narrow (in natural position of ventral view, Figs
<figureCitation id="B00BFF9CC3F8499C61674B35F81959EA" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Epeorus (Caucasiron) lanceolatus sp. nov., larva A head of female in dorsal view (holotype) B fore leg in dorsal view C coloration of abdominal terga D distal part of abdomen in ventral view E, F coloration of abdominal sterna II VI (E holotype)." figureDoi="10.3897/zookeys.1234.141196.figure7" httpUri="https://binary.pensoft.net/fig/1303969">7 D</figureCitation>
,
<figureCitation id="ED8D502F1A400BA861D553D2E1AA4F2C" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Epeorus (Caucasiron) lanceolatus sp. nov., larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII (holotype) G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill VII (flattened on slide) K gill plate VII in ventral view L, M abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) N sternum IX of female. Drawn from late instar larva and last instar larval exuvium." figureDoi="10.3897/zookeys.1234.141196.figure8" httpUri="https://binary.pensoft.net/fig/1303970">8 K</figureCitation>
). Dorsal margin of gill plates IV
<collectionCode id="B0A53C2FB6695CEC88CFD4534295DFBF">VII</collectionCode>
with more or less developed papillae; best expressed on gill plates
<collectionCode id="398821FD87ACB3A928F1508B5BC646F3" country="Norway" name="Mykotektet, National Veterinary Institute">VI</collectionCode>
and
<collectionCode id="32F324F5A34B2AC34F23A452EA21DB9C">VII</collectionCode>
(Fig.
). Dorsal margin of gill plates IV VII with more or less developed papillae; best expressed on gill plates VI and VII (Fig.
<figureCitation id="E16C64EE7AB2571DC95301AD95B5BC9C" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Epeorus (Caucasiron) lanceolatus sp. nov., larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII (holotype) G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill VII (flattened on slide) K gill plate VII in ventral view L, M abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) N sternum IX of female. Drawn from late instar larva and last instar larval exuvium." figureDoi="10.3897/zookeys.1234.141196.figure8" httpUri="https://binary.pensoft.net/fig/1303970">8 I</figureCitation>
).
</paragraph>
@ -385,7 +369,7 @@ General coloration yellowish brown with dark brown to blackish maculation (Fig.
<label id="A491DC4765B61E4F2C6B38954D1F5DF8">Figure 9.</label>
</paragraph>
<paragraph id="CFF642154B851B175D166C0AD73C6D20">
<taxonomicName id="E9E61586FCDD71EA7F64142A3E13C18C" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="E9E61586FCDD71EA7F64142A3E13C18C" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="03600DDBB9BC1C6122DC307A001BD3B0" italics="true">Epeorus</emphasis>
(
<emphasis id="9DB96927EDB9E4273F4F8D5F50AC078C" italics="true">Caucasiron</emphasis>
@ -503,9 +487,7 @@ i) abdominal sterna with fine oblique stripes (slightly curved in late-instar la
<figureCitation id="E87CA8D1ED034ED5246F371FD1EFDB28" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Epeorus (Caucasiron) lanceolatus sp. nov., larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII (holotype) G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill VII (flattened on slide) K gill plate VII in ventral view L, M abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) N sternum IX of female. Drawn from late instar larva and last instar larval exuvium." figureDoi="10.3897/zookeys.1234.141196.figure8" httpUri="https://binary.pensoft.net/fig/1303970">8 E, F</figureCitation>
), vi) tergum X with well-developed posterolateral projections (Fig.
<figureCitation id="BA11C76F02E35B658953A831A849F46C" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Epeorus (Caucasiron) lanceolatus sp. nov., larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII (holotype) G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill VII (flattened on slide) K gill plate VII in ventral view L, M abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) N sternum IX of female. Drawn from late instar larva and last instar larval exuvium." figureDoi="10.3897/zookeys.1234.141196.figure8" httpUri="https://binary.pensoft.net/fig/1303970">8 L, M</figureCitation>
, arrow), vii) gill plates
<collectionCode id="08FE2B3F9E3A9A151770A3F4492B2A6F">VII</collectionCode>
narrow (in natural position from ventral view; Figs
, arrow), vii) gill plates VII narrow (in natural position from ventral view; Figs
<figureCitation id="FF93B38CA478E21F1CCCCB14A2800751" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Epeorus (Caucasiron) lanceolatus sp. nov., larva A head of female in dorsal view (holotype) B fore leg in dorsal view C coloration of abdominal terga D distal part of abdomen in ventral view E, F coloration of abdominal sterna II VI (E holotype)." figureDoi="10.3897/zookeys.1234.141196.figure7" httpUri="https://binary.pensoft.net/fig/1303969">7 D</figureCitation>
,
<figureCitation id="D49968444B377E8AEA689CB22C0D38E4" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Epeorus (Caucasiron) lanceolatus sp. nov., larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII (holotype) G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill VII (flattened on slide) K gill plate VII in ventral view L, M abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) N sternum IX of female. Drawn from late instar larva and last instar larval exuvium." figureDoi="10.3897/zookeys.1234.141196.figure8" httpUri="https://binary.pensoft.net/fig/1303970">8 K</figureCitation>
@ -538,7 +520,7 @@ i) abdominal sterna with fine, slightly curved oblique stripes (Fig.
<emphasis id="13157322D6A2897B0D9EDEBFE3E98FC3" bold="true" italics="true">Larva</emphasis>
.
</emphasis>
<taxonomicName id="97BAC82E1C31BC78357CB4242331376C" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="97BAC82E1C31BC78357CB4242331376C" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="DE931C8BD76D35BC575779F98C055404" italics="true">Epeorus</emphasis>
(
<emphasis id="0EBCB2F0CB2B0341A10A951639DA4285" italics="true">C.</emphasis>
@ -549,12 +531,13 @@ i) abdominal sterna with fine, slightly curved oblique stripes (Fig.
is characterised by lanceolate setae on the dorsal surface of femora and abdominal terga (Fig.
<figureCitation id="778F15831097C46FE46B1BF7BC5744E9" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Epeorus (Caucasiron) lanceolatus sp. nov., larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII (holotype) G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill VII (flattened on slide) K gill plate VII in ventral view L, M abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) N sternum IX of female. Drawn from late instar larva and last instar larval exuvium." figureDoi="10.3897/zookeys.1234.141196.figure8" httpUri="https://binary.pensoft.net/fig/1303970">8 D, E</figureCitation>
). This trait, together with the remaining seven traits, given above distinguishes the species from all
<taxonomicName id="0D1D060A5570D95FF42282F30CD5EDB9" authorityName="Kluge" authorityYear="1997" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="subGenus" subGenus="Caucasiron">
<emphasis id="BB3EC0018A681B0930D0F3DA3AF7724E" italics="true">E.</emphasis>
(
<taxonomicName id="D0B3364CE194A374158C1BB883C6729F" authorityName="Kluge" authorityYear="1997" rank="subGenus" subGenus="Caucasiron">
<emphasis id="43382E5B5CA6109EE8EC763F2B0C82A7" italics="true">Caucasiron</emphasis>
)
</taxonomicName>
) species described so far and also from
species described so far and also from
<taxonomicName id="1D47D56A40F5F054B8142DC116EBCA57" baseAuthorityName="Braasch" baseAuthorityYear="2006" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="suspicatus">
<emphasis id="0D0BEE57F337FEFA282830ECE5E38A00" italics="true">E. suspicatus</emphasis>
</taxonomicName>
@ -573,7 +556,7 @@ is uncertain (Figs
(Fig.
<figureCitation id="1E9EB0A5543CB047948068F1C3E31522" captionStart="Figure 18" captionStartId="F18" captionText="Figure 18. Epeorus (Caucasiron?) psi, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII in ventral view K gill plate VII (flattened on slide) L abdominal segments VIII X in lateral view (arrow shows posterolateral projection of tergum X) M detail of dorso-apical projection of femora (middle leg) N sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure18" httpUri="https://binary.pensoft.net/fig/1303980">18 D</figureCitation>
).
<taxonomicName id="07C037E7413C348DFBE9BDC7BE25E4DD" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="07C037E7413C348DFBE9BDC7BE25E4DD" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="79E6A347775AC6B244CB599FBC580109" italics="true">Epeorus</emphasis>
(
<emphasis id="06F4C9780D85A04C9051930C68C016BD" italics="true">C.</emphasis>
@ -600,7 +583,7 @@ with basally denticulate spines and shorter denticles along abdominal terga (Fig
<emphasis id="EFA61DF45198D41007C1B57E275D3D8C" italics="true">E. kapurkripalanorum</emphasis>
</taxonomicName>
from
<taxonomicName id="9C974C0315074146CAF03A0E3595F1DB" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="9C974C0315074146CAF03A0E3595F1DB" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="013D8517EB3477213A667EAD17030FF6" italics="true">E.</emphasis>
(
<emphasis id="83082CAACA20DB9F274C77986308E457" italics="true">C.</emphasis>
@ -628,7 +611,7 @@ and
The presence of the fine, slightly curved oblique stripes on abdominal sterna (Fig.
<figureCitation id="58C3B2002600BDB623FA2409A6E109FA" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Epeorus (Caucasiron) lanceolatus sp. nov., female imago (wing and head not fully molted from subimago) A habitus in dorsal view B head in dorsal view C head in lateral view D abdomen in dorsal view E abdomen in lateral view F abdomen in ventral view G middle leg H, I subgenital and subanal plates J egg K detail of micropyle L texture on the surface of egg. Scale bars: 50 μm (J); 5 μm (K, L)." figureDoi="10.3897/zookeys.1234.141196.figure9" httpUri="https://binary.pensoft.net/fig/1303971">9 F</figureCitation>
) separates
<taxonomicName id="CAC0A1CAD383A857EEA57BC419D14E76" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="CAC0A1CAD383A857EEA57BC419D14E76" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="EE30FC9194D22B653C3ECD7532C2733E" italics="true">E.</emphasis>
(
<emphasis id="AD0EDE2D619CF4C335EB7FB9F8A6F614" italics="true">C.</emphasis>
@ -657,7 +640,7 @@ from
, with an longitudinal reddish brown median macula on abdominal sterna (
<bibRefCitation id="CB78DA41C93F70994777470FBBBA0641" DOI="10.11646/zootaxa.2527.1.4" author="Chen" etAl="et al." firstAuthor="Chen" journalOrPublisher="Zootaxa" pagination="61-68" refId="B14" refString="Chen P, Wang Y, Zhou C-F (2010) A New Mayfly Species of Epeorus (Caucasiron) from Southwestern China (Ephemeroptera: Heptageniidae). Zootaxa 2527: 6168. https://doi.org/10.11646/zootaxa.2527.1.4" title="A New Mayfly Species of Epeorus (Caucasiron) from Southwestern China (Ephemeroptera: Heptageniidae)." volume="2527" year="2010">Chen et al. 2010</bibRefCitation>
),
<taxonomicName id="614083A3AA5A3AB0822FC519A8153087" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="himalayensis" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="614083A3AA5A3AB0822FC519A8153087" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="himalayensis" status="sp. nov." subGenus="Caucasiron">
<emphasis id="09A7A2A18C6BF3B4383808B354A06B93" italics="true">E.</emphasis>
(
<emphasis id="AD6452430A7F3FE2F2154349A1E4CFF8" italics="true">C.</emphasis>
@ -674,7 +657,7 @@ from
, with a fine longitudinal median line (sometimes reduced anteriorly) and a pair of oblique stripes on abdominal sterna (
<bibRefCitation id="F9201508241A868E65E4B50ECB587BD7" DOI="10.1111/j.1096-3642.1883.tb01550a.x" author="Eaton AE" refId="B16" refString="Eaton AE (18831888) A revisional monograph of recent Ephemeridae or mayflies. Transactions of the Linnean Society of London (2) 3: 1352. https://doi.org/10.1111/j.1096-3642.1883.tb01550a.x">Eaton 18831888</bibRefCitation>
). In addition,
<taxonomicName id="5938362E472CC77C51A86059B8E9A8DB" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="5938362E472CC77C51A86059B8E9A8DB" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="CF7ADA33EE3B2533EA615961E31BACE3" italics="true">E.</emphasis>
(
<emphasis id="89FE3AF976C1D59D5D65DA30EE5E2554" italics="true">C.</emphasis>
@ -683,7 +666,7 @@ from
</taxonomicName>
<taxonomicNameLabel id="AC99BDA07EDF9BCFD068764800B2D1DB" rank="species">sp. nov.</taxonomicNameLabel>
can be distinguished from
<taxonomicName id="346C037380601913196FEA1094AC862C" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="himalayensis" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="346C037380601913196FEA1094AC862C" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="himalayensis" status="sp. nov." subGenus="Caucasiron">
<emphasis id="E0D9CCF1C6B7D8D0402B9E5DCFD5B404" italics="true">E.</emphasis>
(
<emphasis id="E13228D41B0DF5315F6DAF81F12E834B" italics="true">C.</emphasis>
@ -694,7 +677,7 @@ can be distinguished from
by the straight posterior margin of subanal plate (Fig.
<figureCitation id="8ECF79CCF6DB9B7A5E84BAA3785EAB42" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Epeorus (Caucasiron) lanceolatus sp. nov., female imago (wing and head not fully molted from subimago) A habitus in dorsal view B head in dorsal view C head in lateral view D abdomen in dorsal view E abdomen in lateral view F abdomen in ventral view G middle leg H, I subgenital and subanal plates J egg K detail of micropyle L texture on the surface of egg. Scale bars: 50 μm (J); 5 μm (K, L)." figureDoi="10.3897/zookeys.1234.141196.figure9" httpUri="https://binary.pensoft.net/fig/1303971">9 H, I</figureCitation>
), in contrast to
<taxonomicName id="FF43D86D628FBFA7F6E0B7ABA0A920A4" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="himalayensis" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="FF43D86D628FBFA7F6E0B7ABA0A920A4" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="himalayensis" status="sp. nov." subGenus="Caucasiron">
<emphasis id="9AFB3ACE847B1570A0B62C5B8F1CCA7E" italics="true">E.</emphasis>
(
<emphasis id="D82DD7496351ECBA1D9491DA31D58DA4" italics="true">C.</emphasis>
@ -726,7 +709,7 @@ and
show similar coloration pattern on abdominal sterna (
<bibRefCitation id="002640B3DB71DC4552A0D61864006E37" author="Braasch" firstAuthor="Braasch" issue="33" journalOrPublisher="Reichenbachia" pagination="283-294" refId="B3" refString="Braasch D (1979) Beitrag zur Kenntnis der Gattung Iron Eaton im Kaukasus (UdSSR) (III) (Ephemeroptera, Heptageniidae). Reichenbachia 17 (33): 283294." title="Beitrag zur Kenntnis der Gattung Iron Eaton im Kaukasus (UdSSR) (III) (Ephemeroptera, Heptageniidae)." volume="17" year="1979">Braasch 1979</bibRefCitation>
). However, the female imagoes of both species have not been described, thus female genitalia cannot be compared with
<taxonomicName id="AFB2ED0859462A56545BEF90AF1E48F4" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="AFB2ED0859462A56545BEF90AF1E48F4" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="41C087882C3EF18C8319E6AD76820813" italics="true">E.</emphasis>
(
<emphasis id="FB1C06E7C505950BD74099CFE092C335" italics="true">C.</emphasis>
@ -734,7 +717,7 @@ show similar coloration pattern on abdominal sterna (
<emphasis id="8F76F465D92E38FB9257757984A8DC0D" italics="true">lanceolatus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="E62C8C5CC4AAF1577A02D68504F3D87A" rank="species">sp. nov.</taxonomicNameLabel>
<taxonomicName id="B91B18FD8D0EEE5F20ADE7360E569AD4" authorityName="Hrivniak &amp; Sroka &amp; Godunko &amp; Martynov &amp; Palatov &amp; Bojková" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<taxonomicName id="B91B18FD8D0EEE5F20ADE7360E569AD4" authorityName="Hrivniak &amp; Sroka" authorityYear="2025" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="lanceolatus" status="sp. nov." subGenus="Caucasiron">
<emphasis id="2D3176060E66423D7AA8D86AE218B407" italics="true">Epeorus</emphasis>
(
<emphasis id="CD88F68A04610CC9326B66D690BE59CF" italics="true">C.</emphasis>
@ -763,12 +746,13 @@ and
with well pigmented pattern (
<bibRefCitation id="9BBD8DED56466BF4A22BC4EB6C4D0FFB" author="Braasch" firstAuthor="Braasch" issue="33" journalOrPublisher="Reichenbachia" pagination="283-294" refId="B3" refString="Braasch D (1979) Beitrag zur Kenntnis der Gattung Iron Eaton im Kaukasus (UdSSR) (III) (Ephemeroptera, Heptageniidae). Reichenbachia 17 (33): 283294." title="Beitrag zur Kenntnis der Gattung Iron Eaton im Kaukasus (UdSSR) (III) (Ephemeroptera, Heptageniidae)." volume="17" year="1979">Braasch 1979</bibRefCitation>
). Moreover, both species are geographically restricted to the western part of the
<taxonomicName id="81C350B77577592211605CC81AAFBA4A" authorityName="Kluge" authorityYear="1997" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="subGenus" subGenus="Caucasiron">
<emphasis id="5D14AEF5FA9F835D6D33CFCA6E3107FB" italics="true">E.</emphasis>
(
<taxonomicName id="A247DF5F735BD327A43730BD5D11484C" authorityName="Kluge" authorityYear="1997" rank="subGenus" subGenus="Caucasiron">
<emphasis id="5A9413DE5E590AFF37D5C1DD0D5170E7" italics="true">Caucasiron</emphasis>
)
</taxonomicName>
) range (
range (
<bibRefCitation id="C29BCD7B136D1037B71D1D4E73E75B92" DOI="10.3897/zookeys.986.56276" author="Hrivniak Ľ &amp; Sroka P &amp; Bojková J &amp; Godunko RJ" journalOrPublisher="ZooKeys" pagination="1-53" refId="B21" refString="Hrivniak Ľ, Sroka P, Bojková J, Godunko RJ (2020 b) Identification guide to larvae of Caucasian Epeorus (Caucasiron) (Ephemeroptera, Heptageniidae). ZooKeys 986: 153. https://doi.org/10.3897/zookeys.986.56276" title="Identification guide to larvae of Caucasian Epeorus (Caucasiron) (Ephemeroptera, Heptageniidae)." volume="986">Hrivniak et al. 2020 b</bibRefCitation>
).
</paragraph>

View file

@ -0,0 +1,336 @@
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<treatment id="C44E9428B608507EB0A88C493969FF85" ID-arpha="C44E9428-B608-507E-B0A8-8C493969FF85" LSID="urn:lsid:plazi:treatment:C44E9428B608507EB0A88C493969FF85" httpUri="http://treatment.plazi.org/id/C44E9428B608507EB0A88C493969FF85" scope_family="Heptageniidae" scope_order="Ephemeroptera">
<subSubSection id="575C64EC6545467FD85C8087B3F013AE" type="nomenclature">
<paragraph id="EB052B90416312D0BD81626E2C37C951">
<taxonomicName id="AAA8F3070AE8BF987662F4D9D64AC313" ID-CoL="6FNXH" authority="(Braasch, 2006)" baseAuthorityName="Braasch" baseAuthorityYear="2006" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="suspicatus" subGenus="Caucasiron">
<emphasis id="31EBDA85A2A4D92909C4F94C1FF90334" italics="true">Epeorus</emphasis>
(
<emphasis id="EF70B6C20366416009D2D224135E5CB9" italics="true">Caucasiron?</emphasis>
)
<emphasis id="8AA209E4E431E4510E36716770D929E6" italics="true">suspicatus</emphasis>
(Braasch, 2006)
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="220BA7C5FBD3B242562BD415550DD7C5" type="description">
<paragraph id="32A3FA3C195F641E9B29C118584DFF18">
<figureCitation id="5F8BA77D4452E056F216F8C43E3FA32C" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Epeorus (Caucasiron?) suspicatus, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view (holotype) E head of female in dorsal view F middle leg in dorsal view G, H coloration of abdominal terga (G holotype) I J coloration of abdominal sterna II VI (I holotype) K, L distal part of abdomen in ventral view (K holotype)." figureDoi="10.3897/zookeys.1234.141196.figure15" httpUri="https://binary.pensoft.net/fig/1303977">Figs 15</figureCitation>
,
<figureCitation id="3F1837FF5F2A4B764FB6C4FE6D0F9644" captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Epeorus (Caucasiron?) suspicatus, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII (flattened on slide) K gill plate VII in ventral view L abdominal segments VIII X in lateral view (arrow shows indistinct posterolateral projection of tergum X) M sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure16" httpUri="https://binary.pensoft.net/fig/1303978">16</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="7BCB44D8955BDFE98749281B278298DB" type="reference_group">
<paragraph id="C17226753BC1D29652A957F587C942A9">
<treatmentCitationGroup id="34DFBCAF82FDB00D3DC6F912C2D491F1">
<treatmentCitation id="06532E3793442236C6A15E211BA7AE0C">
<taxonomicName id="37DA06520E4B6778CC4D1A21A0D0C990" authority="Braasch, 2006" authorityName="Braasch" authorityYear="2006" class="Insecta" family="Heptageniidae" genus="Iron" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="suspicatus">
<emphasis id="DF57B2DBB6BA687B79847A1AB260189B" italics="true">Iron suspicatus</emphasis>
Braasch, 2006
</taxonomicName>
.
</treatmentCitation>
</treatmentCitationGroup>
</paragraph>
<paragraph id="180CC502EEE3BF71F6B180BB90D66235">
<treatmentCitationGroup id="65869966FF3CD1DE4C3967923DD7C00C">
<taxonomicName id="A0B57E96101DABF285E2AD80EEAB5271" ID-CoL="6FNXH" authority="(Braasch, 2006)" baseAuthorityName="Braasch" baseAuthorityYear="2006" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="suspicatus" subGenus="Caucasiron">
<emphasis id="48F245481E09509EEB78ABE385927EF0" italics="true">Epeorus</emphasis>
(
<emphasis id="D85F95CE727255771CDAE0AFA287CBFA" italics="true">Caucasiron</emphasis>
)
<emphasis id="BCC02D7B65EF07A41527DB1CBE676BB0" italics="true">suspicatus</emphasis>
<comment id="805A3908182D69C6C5051C59834F06B3">
(Braasch, 2006):
<treatmentCitation id="6940A16BA8BA5C6A22B0427838125C3F" ID-DOI="http://doi.org/10.5281/zenodo.5042568" ID-Zenodo-Dep="5042568" author="Vasanth M &amp; Selvakumar C &amp; Subramanian KA &amp; Sivaramakrishnan KG &amp; Sinha B" httpUri="http://treatment.plazi.org/id/039D87CCFFB1FF94FF56FACDFCF7697F" page="519" year="2021">
<bibRefCitation id="1D9D0B2F952DA91C2D82FAEAA9EC3EAB" DOI="10.11646/zootaxa.4991.3.4" author="Vasanth M &amp; Selvakumar C &amp; Subramanian KA &amp; Sivaramakrishnan KG &amp; Sinha B" etAl="et al." firstAuthor="Vasanth" journalOrPublisher="Zootaxa" page="519" pagination="499-522" refId="B42" refString="Vasanth M, Selvakumar C, Subramanian KA, Sivaramakrishnan KG, Sinha B (2021) Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India. Zootaxa 4991: 499522. https://doi.org/10.11646/zootaxa.4991.3.4" title="Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India." volume="4991" year="2021">Vasanth et al. 2021: 519</bibRefCitation>
</treatmentCitation>
.
</comment>
</taxonomicName>
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="SECID0ERTBI" type="type locality">
<paragraph id="B788B838063F491699CE47A904F081FD">
<heading id="34883F0B9258F583719998DF8679538C" reason="title">Type locality.</heading>
</paragraph>
<paragraph id="DC11825752275FFD6C7605C95E49A616">
<collectingCountry id="654764199B39EE641C1E4F4D5F657C73" name="Nepal">Nepal</collectingCountry>
: Tal, Marshyangdi River (orig. Marsyandi-Tal, Thangja) (
<quantity id="9DF7287D8CD9DDBDBFF4FC8B032DAB25" metricMagnitude="3" metricUnit="m" metricValue="2.4" unit="m" value="2400.0">2400 m</quantity>
a. s. l.).
</paragraph>
</subSubSection>
<subSubSection id="SECID0EWTBI" type="material">
<paragraph id="05ADF4BFEB1C6E4FFE8B263DBA8A8709">
<heading id="3AB222F72DAD24D7D2EDFC90D0ABD4B1" reason="title">Examined material</heading>
</paragraph>
<paragraph id="D0447C74C164D10BC9023CA00A60B6FA">
<emphasis id="C0806A63DABA5367922595D1BF68C2F9" bold="true">
(deposited in
<named-content id="68994A43F7F9433D0586FF43A4292504" content-type="dwc:institutional_code" xlink_href="http://grbio.org/institution/staatliches-museum-fuer-naturkund-stuttgart" xlink_title="State Museum of Natural History, Stuttgart, Germany">
<collectionCode id="702029C329C8D1A1F7DD9D8994962DCD" country="Germany" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34840" lsid="urn:lsid:biocol.org:col:34840" name="Staatliches Museum fuer Naturkund Stuttgart" type="">SMNS</collectionCode>
</named-content>
).
</emphasis>
<specimenCount id="D96F2C91E2BEF921825253ACA09B5731" count="2" type="larva">2 larvae</specimenCount>
:
<typeStatus id="E9ECFDA9538DD763EFD346DFFB103CD2" type="holotype">holotype</typeStatus>
and
<typeStatus id="181F0D3FEC3F9D56328C26E3ECD80A65" type="paratype">paratype</typeStatus>
from type locality. •
<materialsCitation id="B0891043313366D6636A1BDC695CD0FD" collectingDate="1980-05-21" collectorName="Sivec" country="Nepal" elevation="2100" location="Bagarchap" municipality="Marsyandi-Tal" specimenCount="1" specimenCount-larva="1" typeStatus="paratype">
<specimenCount id="ACE183352E1C18289BA0C9C4A9C1F318" count="1" type="larva">1 larva</specimenCount>
(
<typeStatus id="055BB34C98E96EE88499535FBD4F5A63" type="paratype">paratype</typeStatus>
):
<collectingCountry id="82B244A077B781BAA43BCE92361E57F0" name="Nepal">Nepal</collectingCountry>
:
<collectingMunicipality id="48D92CC7B2D1D4B9FF92270304BF3624">Marsyandi-Tal</collectingMunicipality>
,
<location id="34CD3F640B6CB34F13B866A23BEA1BA1" LSID="urn:lsid:plazi:treatment:C44E9428B608507EB0A88C493969FF85:34CD3F640B6CB34F13B866A23BEA1BA1" country="Nepal" municipality="Marsyandi-Tal" name="Bagarchap">Bagarchap</location>
, ca.
<elevation id="2A123DDF61B18D9917F2D3B29541527D" metricMagnitude="3" metricUnit="m" metricValue="2.1" unit="m" value="2100.0">
<quantity id="46251FB7BDB6AA7DEAB3668E9C2DA24F" metricMagnitude="3" metricUnit="m" metricValue="2.1" unit="m" value="2100.0">2100 m</quantity>
a. s. l.
</elevation>
,
<date id="DBD613C45AE6DC35AAD5A9BCA32A9686" value="1980-05-21">
<collectingDate id="31FB2F026429A9739DFB63933CE41EF6" value="1980-05-21">21. 05. 1980</collectingDate>
</date>
, leg.
<collectorName id="3929218D5DA7373CCC688E326D939204">Sivec</collectorName>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="SECID0EEUBI" type="distribution">
<paragraph id="CD3EC3C8D05753D88A167A4B34CA05EC">
<heading id="F2A7E05FEBC1F5AF88721B86DD326470" reason="title">Distribution, habitat, and biology.</heading>
</paragraph>
<paragraph id="F61757D9DB10F9F637703F5D2F942876">
Himalayas:
<collectingCountry id="B059CA5DE2EC4A634A4D741AEAF2BF01" name="Nepal">Nepal</collectingCountry>
and
<collectingCountry id="F79291116D865D1E18145EB1863DEBAC" name="India">India</collectingCountry>
(Fig.
<figureCitation id="644D8DF9BE3EC6A7E21498AEFBB2686B" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Distribution of studied Epeorus spp. across Asian mountains. Triangles refer to localities in the literature; our sampling sites are marked with red dots. A species name marked with an asterisk indicates the unclear systematic position of the species within the genus Epeorus. Dashed line represents the frame of the detailed map in Fig. 2. Boundaries of mountain ranges were adopted from Snethlage et al. (2022)." figureDoi="10.3897/zookeys.1234.141196.figure1" httpUri="https://binary.pensoft.net/fig/1303962">1</figureCitation>
). The species inhabits rhithral zones of mountain streams. The altitude of the sampling sites ranged between 2000 and
<quantity id="4CBE62811B730267BF316647A52B5130" metricMagnitude="3" metricUnit="m" metricValue="2.4" unit="m" value="2400.0">2400 m</quantity>
a. s. l. Late-instar larvae were recorded in May (
<bibRefCitation id="996F6BF7DF969D2E5AD2F7641A1FC582" author="Braasch D" issue="3" journalOrPublisher="Entomologische Nachrichten und Berichte" pagination="125-128" refId="B9" refString="Braasch D (2006 a) Iron suspicatus n. sp. (Ephemeroptera, Heptageniidae) aus Nepal und aus dem Kulu-Valley des Himalaja in Indien. Entomologische Nachrichten und Berichte 50 (3): 125128." title="Iron suspicatus n. sp. (Ephemeroptera, Heptageniidae) aus Nepal und aus dem Kulu-Valley des Himalaja in Indien." volume="50">Braasch 2006 a</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="SECID0ESUBI" type="Main morphological diagnostics of the larva">
<paragraph id="FB070469FFC248CA94475958FCB43340">
<heading id="EE4AD30A673387C691ED2FEC1D71B8F6" reason="title">Main morphological diagnostics of the larva.</heading>
</paragraph>
<paragraph id="D17F99DAD06648F5968AD030FA52E110">
i) abdominal sterna with a pair of oblique stripes and a posterio-median macula (Fig.
<figureCitation id="E3DB8E9F52FA8FE5960CED00B71F2664" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Epeorus (Caucasiron?) suspicatus, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view (holotype) E head of female in dorsal view F middle leg in dorsal view G, H coloration of abdominal terga (G holotype) I J coloration of abdominal sterna II VI (I holotype) K, L distal part of abdomen in ventral view (K holotype)." figureDoi="10.3897/zookeys.1234.141196.figure15" httpUri="https://binary.pensoft.net/fig/1303977">15 I</figureCitation>
), ii) coloration of abdominal terga as on Fig.
<figureCitation id="3E8C63021F69F900E6341D5B9601ED26" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Epeorus (Caucasiron?) suspicatus, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view (holotype) E head of female in dorsal view F middle leg in dorsal view G, H coloration of abdominal terga (G holotype) I J coloration of abdominal sterna II VI (I holotype) K, L distal part of abdomen in ventral view (K holotype)." figureDoi="10.3897/zookeys.1234.141196.figure15" httpUri="https://binary.pensoft.net/fig/1303977">15 G, H, iii</figureCitation>
) posterior margin of abdominal terga with sparse larger denticles separated by shorter denticles (Fig.
<figureCitation id="B094EA602104757686D70C3D9A3D3FE9" captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Epeorus (Caucasiron?) suspicatus, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII (flattened on slide) K gill plate VII in ventral view L abdominal segments VIII X in lateral view (arrow shows indistinct posterolateral projection of tergum X) M sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure16" httpUri="https://binary.pensoft.net/fig/1303978">16 F</figureCitation>
), iv) tergum X with a short posterolateral projection (Fig.
<figureCitation id="9AA67A61558C8CEB330D19C5D1AC86D3" captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Epeorus (Caucasiron?) suspicatus, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII (flattened on slide) K gill plate VII in ventral view L abdominal segments VIII X in lateral view (arrow shows indistinct posterolateral projection of tergum X) M sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure16" httpUri="https://binary.pensoft.net/fig/1303978">16 L</figureCitation>
, arrow), v) gill plates VII narrow (in natural position from ventral view) (Figs
<figureCitation id="2A609302713ACED4261EDE87C751D9A2" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Epeorus (Caucasiron?) suspicatus, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view (holotype) E head of female in dorsal view F middle leg in dorsal view G, H coloration of abdominal terga (G holotype) I J coloration of abdominal sterna II VI (I holotype) K, L distal part of abdomen in ventral view (K holotype)." figureDoi="10.3897/zookeys.1234.141196.figure15" httpUri="https://binary.pensoft.net/fig/1303977">15 K, L</figureCitation>
,
<figureCitation id="0F58AE88B9391DFC5818BA3665913597" captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Epeorus (Caucasiron?) suspicatus, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII (flattened on slide) K gill plate VII in ventral view L abdominal segments VIII X in lateral view (arrow shows indistinct posterolateral projection of tergum X) M sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure16" httpUri="https://binary.pensoft.net/fig/1303978">16 K</figureCitation>
), vi) projection on gill plates III well-developed (Fig.
<figureCitation id="0181FB42FBD9901E2F09466451E66C13" captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Epeorus (Caucasiron?) suspicatus, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII (flattened on slide) K gill plate VII in ventral view L abdominal segments VIII X in lateral view (arrow shows indistinct posterolateral projection of tergum X) M sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure16" httpUri="https://binary.pensoft.net/fig/1303978">16 H</figureCitation>
, arrow), vii) femora with a median spot (Fig.
<figureCitation id="41B296CDAD4F69447DBE2EA5DEBEDEF8" captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Epeorus (Caucasiron?) suspicatus, larva A habitus in dorsal view B habitus in ventral view C habitus in lateral view D head of male in dorsal view (holotype) E head of female in dorsal view F middle leg in dorsal view G, H coloration of abdominal terga (G holotype) I J coloration of abdominal sterna II VI (I holotype) K, L distal part of abdomen in ventral view (K holotype)." figureDoi="10.3897/zookeys.1234.141196.figure15" httpUri="https://binary.pensoft.net/fig/1303977">15 F</figureCitation>
), viii) dorsal surface of femora with rounded spatulate setae (Fig.
<figureCitation id="CB4A4A951097343FCA72226AEA69750D" captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Epeorus (Caucasiron?) suspicatus, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII (flattened on slide) K gill plate VII in ventral view L abdominal segments VIII X in lateral view (arrow shows indistinct posterolateral projection of tergum X) M sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure16" httpUri="https://binary.pensoft.net/fig/1303978">16 D</figureCitation>
), ix) abdominal terga with elongated (oval) and rounded spatulate setae (Fig.
<figureCitation id="BA43C41B59E6BB82CEFF879A94A89387" captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Epeorus (Caucasiron?) suspicatus, larva A labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin) B incisors of left mandible C incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae) D setae on dorsal surface of femora E setae on surface of tergum VII F surface and posterior margin of abdominal tergum VII G gill I H gill III (arrow shows projection on costal margin) I gill plate VI in dorsal view J gill plate VII (flattened on slide) K gill plate VII in ventral view L abdominal segments VIII X in lateral view (arrow shows indistinct posterolateral projection of tergum X) M sternum IX of female. Drawn from late instar larvae." figureDoi="10.3897/zookeys.1234.141196.figure16" httpUri="https://binary.pensoft.net/fig/1303978">16 E, F</figureCitation>
).
</paragraph>
<caption id="DBD31941829EA7BD116316C7C81A265B" ID-DOI="10.3897/zookeys.1234.141196.figure15" ID-arpha="963D0CFC-A1E5-5BF7-A78A-2546FD798C09" httpUri="https://binary.pensoft.net/fig/1303977" startId="F15">
<paragraph id="A163372E5EAB1138200C7817519FFCC1">
<label id="2D287AB7ACFDE455340DE33690B6B0B0">Figure 15.</label>
</paragraph>
<paragraph id="1B9FA50053712D500407419C3D6D7A4A">
<taxonomicName id="E24546CD286EEC0EA8C932A5A68A3C25" baseAuthorityName="Braasch" baseAuthorityYear="2006" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="suspicatus" subGenus="Caucasiron">
<emphasis id="B7E473F286232D43765FA40782988823" italics="true">Epeorus</emphasis>
(
<emphasis id="7D231D2815BB1A03217BE64320E00AD0" italics="true">Caucasiron</emphasis>
?)
<emphasis id="8418AE14502DA4A6A10A62AE6A917F1D" italics="true">suspicatus</emphasis>
</taxonomicName>
, larva
<emphasis id="3D05AFEF8685287206AD9347E67280CD" bold="true">A</emphasis>
habitus in dorsal view
<emphasis id="720A8535C84D4A3949B71F1F9410D6EF" bold="true">B</emphasis>
habitus in ventral view
<emphasis id="91FE5C6CCEDE47D4C4C9AF90F8F7082A" bold="true">C</emphasis>
habitus in lateral view
<emphasis id="2CEABEF1E7BC9BC8F0AC80CEED47BB87" bold="true">D</emphasis>
head of male in dorsal view (holotype)
<emphasis id="955AB1D8C1EC92B2CEA1F0CB9EE6E4F1" bold="true">E</emphasis>
head of female in dorsal view
<emphasis id="F7725E66022C8C1A7CE2542A699550B0" bold="true">F</emphasis>
middle leg in dorsal view
<emphasis id="8B6CA0F6E72D35129B21A35820BE325D" bold="true">G, H</emphasis>
coloration of abdominal terga (
<emphasis id="68730BC08672100C7D02D3D96BB28911" bold="true">G</emphasis>
holotype)
<emphasis id="B120DEA0F811064387054C175B440B11" bold="true">I J</emphasis>
coloration of abdominal sterna II VI (
<emphasis id="5541FC31F212D967221546C1F2E81329" bold="true">I</emphasis>
holotype)
<emphasis id="22763E4F83DEEE8E990F7A60E4E4EEE4" bold="true">K, L</emphasis>
distal part of abdomen in ventral view (
<emphasis id="488F1D68BB32580E7DB9DDB4DED1D99F" bold="true">K</emphasis>
holotype).
</paragraph>
</caption>
<caption id="F60D15B2D76419294863B365B3A3ADA8" ID-DOI="10.3897/zookeys.1234.141196.figure16" ID-arpha="62E5865E-2F66-5518-BA46-F4E95CDFFF1B" httpUri="https://binary.pensoft.net/fig/1303978" startId="F16">
<paragraph id="B0F4843B76138B395EB209244A8B03B6">
<label id="4F46ADE59939F0F519BE4E87CABE4AF3">Figure 16.</label>
</paragraph>
<paragraph id="F800FE4D51B5CB72482F951D03E779A0">
<taxonomicName id="62EF5F06762AAFB4DDC056F3556978EF" baseAuthorityName="Braasch" baseAuthorityYear="2006" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="species" species="suspicatus" subGenus="Caucasiron">
<emphasis id="F3B9E4F28AC4C05E92F3AD556C12AC42" italics="true">Epeorus</emphasis>
(
<emphasis id="2029754BE18FED72A330F761B75AF9C8" italics="true">Caucasiron</emphasis>
?)
<emphasis id="C882FECB2B79066A8BE37AF90A7D6617" italics="true">suspicatus</emphasis>
</taxonomicName>
, larva
<emphasis id="3B48A09303AFA7C512772D1A8A08A761" bold="true">A</emphasis>
labrum, left half in dorsal view, right half in ventral view (black dots correspond to setae along antero-lateral margin)
<emphasis id="81B511F7E39BFB80A272C736B48C3DF6" bold="true">B</emphasis>
incisors of left mandible
<emphasis id="CDED4955CA368473CFFCA1C8B3001051" bold="true">C</emphasis>
incisors of right mandible (both flattened on slide; dashed polygons correspond to area covered by setae)
<emphasis id="F874FE7BD674C40BB332E111AB615D15" bold="true">D</emphasis>
setae on dorsal surface of femora
<emphasis id="6CC56E6F5907F0EF2C10090A8B4A8BC5" bold="true">E</emphasis>
setae on surface of tergum VII
<emphasis id="F783B926A4796268EEE56E8FFB1C2480" bold="true">F</emphasis>
surface and posterior margin of abdominal tergum VII
<emphasis id="962F66E739244D5CA4DDF744517814D1" bold="true">G</emphasis>
gill I
<emphasis id="5B3D688C5F2A5898AA12DE0525A25376" bold="true">H</emphasis>
gill III (arrow shows projection on costal margin)
<emphasis id="94CB80AB27416834AAE1793CEFD64723" bold="true">I</emphasis>
gill plate VI in dorsal view
<emphasis id="E4013C419B816C7BAD2E7B76533BB2BA" bold="true">J</emphasis>
gill plate VII (flattened on slide)
<emphasis id="372A2F6C74F166203EA03F5DD7D12090" bold="true">K</emphasis>
gill plate VII in ventral view
<emphasis id="2FF4129790BF96FE7AD8DAAB4E3C16E4" bold="true">L</emphasis>
abdominal segments VIII X in lateral view (arrow shows indistinct posterolateral projection of tergum X)
<emphasis id="F806C175185254E2D359AA58C674DFC6" bold="true">M</emphasis>
sternum IX of female. Drawn from late instar larvae.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="SECID0E3ZBI" type="remarks">
<paragraph id="97957E5D6EAF67B5DADF381927853550">
<heading id="F6B2C259374472611BBD0E22CEE8A6FC" reason="title">Remarks.</heading>
</paragraph>
<paragraph id="EF66484218E23556BBDC64092F08C305">
<emphasis id="F2CC8191D95D51C6D890D4BA0D1FE876" bold="true">
<emphasis id="BB2CD0CD23E8D5D70DF62BA0AEA61CA9" bold="true" italics="true">Morphology</emphasis>
.
</emphasis>
Adult stages undescribed.
</paragraph>
<paragraph id="246B3DA3171A6BDEBDEA63AF7B9956D1">
<emphasis id="DDA2560E879B6EA704BD73A6F03531D0" bold="true">
<emphasis id="40D574CF4CF787832B2E2CDCDCC7A52A" bold="true" italics="true">Taxonomy</emphasis>
.
</emphasis>
The attribution of the species to the subgenus
<taxonomicName id="B787A3AD8280D79198836189F02BC390" authorityName="Kluge" authorityYear="1997" class="Insecta" family="Heptageniidae" genus="Epeorus" kingdom="Animalia" order="Ephemeroptera" phylum="Arthropoda" rank="subGenus" subGenus="Caucasiron">
<emphasis id="52A6FB7C3B3D38B2AC5CF3B370E9E23E" italics="true">E.</emphasis>
(
<emphasis id="0BF6EDC8DAB99C7D7368667FCD125144" italics="true">Caucasiron</emphasis>
)
</taxonomicName>
by
<bibRefCitation id="D6A66AE65074CB97B1152F44E2DC7E7A" DOI="10.11646/zootaxa.4991.3.4" author="Vasanth M &amp; Selvakumar C &amp; Subramanian KA &amp; Sivaramakrishnan KG &amp; Sinha B" etAl="et al." firstAuthor="Vasanth" journalOrPublisher="Zootaxa" pagination="499-522" refId="B42" refString="Vasanth M, Selvakumar C, Subramanian KA, Sivaramakrishnan KG, Sinha B (2021) Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India. Zootaxa 4991: 499522. https://doi.org/10.11646/zootaxa.4991.3.4" title="Contribution to the study of Epeorus Eaton, 1881 (Ephemeroptera: Heptageniidae) from India." volume="4991" year="2021">Vasanth et al. (2021)</bibRefCitation>
was not confirmed by male genitalia or molecular data and hence remains unclear.
</paragraph>
</subSubSection>
</treatment>
</document>